CWE-120— Buffer Copy without Checking Size (Classic Buffer Overflow)
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.— MITRE CWE catalog
4,457 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-120page 88 of 90
- CVE-2026-5981HIGHCVSS 8.8EG 8.82026-04-09
A vulnerability has been found in D-Link DIR-605L 2.13B01. This affects the function formAdvFirewall of the file /goform/formAdvFirewall of the component POST Request Handler. Such manipulation of the argument curTime leads to buffer overf…
- CVE-2026-5982HIGHCVSS 8.8EG 8.82026-04-09
A vulnerability was found in D-Link DIR-605L 2.13B01. This vulnerability affects the function formAdvNetwork of the file /goform/formAdvNetwork of the component POST Request Handler. Performing a manipulation of the argument curTime result…
- CVE-2026-5983HIGHCVSS 8.8EG 8.82026-04-09
A vulnerability was determined in D-Link DIR-605L 2.13B01. This issue affects the function formSetDDNS of the file /goform/formSetDDNS of the component POST Request Handler. Executing a manipulation of the argument curTime can lead to buff…
- CVE-2026-5984HIGHCVSS 8.8EG 8.82026-04-09
A vulnerability was identified in D-Link DIR-605L 2.13B01. Impacted is the function formSetLog of the file /goform/formSetLog of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The att…
- CVE-2026-6012HIGHCVSS 8.8EG 8.82026-04-10
A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword of the file /goform/formSetPassword of the component POST Request Handler. The manipulation of the argument curTime leads to buffe…
- CVE-2026-6013HIGHCVSS 8.8EG 8.82026-04-10
A vulnerability was detected in D-Link DIR-513 1.10. This vulnerability affects the function formSetRoute of the file /goform/formSetRoute of the component POST Request Handler. The manipulation of the argument curTime results in buffer ov…
- CVE-2026-6014HIGHCVSS 8.8EG 8.82026-04-10
A flaw has been found in D-Link DIR-513 1.10. This issue affects the function formAdvanceSetup of the file /goform/formAdvanceSetup of the component POST Request Handler. This manipulation of the argument webpage causes buffer overflow. It…
- CVE-2026-6157HIGHCVSS 8.8EG 8.82026-04-13
A vulnerability was detected in Totolink A800R 4.1.2cu.5137_B20200730. This impacts the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. The manipulation of the argument apcliSsid results in buffer overflow. The att…
- CVE-2026-6186HIGHCVSS 8.8EG 8.82026-04-13
A security vulnerability has been detected in UTT HiPER 1200GW up to 2.5.3-170306. This vulnerability affects the function strcpy of the file /goform/formNatStaticMap. The manipulation of the argument NatBind leads to buffer overflow. The …
- CVE-2026-63453HIGHCVSS 7.2EG 7.22026-07-21
Buffer overflow vulnerabilities exist in the command line interface of AOS-CX. Successful exploitation of these vulnerabilities could allow a remote high-privileged user to execute arbitrary code as a privileged user on the underlying oper…
- CVE-2026-6384HIGHCVSS 7.8EG 7.82026-04-15
A flaw was found in gimp. This buffer overflow vulnerability in the GIF image loading component's `ReadJeffsImage` function allows an attacker to write beyond an allocated buffer by processing a specially crafted GIF file. This can lead to…
- CVE-2026-64691CRITICALCVSS 9.8EG 9.82026-07-27
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
- CVE-2026-64722MEDIUMCVSS 5.5EG 5.52026-07-27
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a 3D model may result in disclosure of process memory.
- CVE-2026-64747HIGHCVSS 7.8EG 7.82026-07-27
A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to exec…
- CVE-2026-64767CRITICALCVSS 9.8EG 9.82026-07-27
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause unexpected system termination or corrupt kernel memor…
- CVE-2026-6477HIGHCVSS 8.8EG 8.82026-05-14
Use of inherently dangerous function PQfn(..., result_is_int=0, ...) in PostgreSQL libpq lo_export(), lo_read(), lo_lseek64(), and lo_tell64() functions allows the server superuser to overwrite a client stack buffer with an arbitrarily-lar…
- CVE-2026-6560HIGHCVSS 8.8EG 8.82026-04-19
A security vulnerability has been detected in H3C Magic B0 up to 100R002. This vulnerability affects the function Edit_BasicSSID of the file /goform/aspForm. Such manipulation of the argument param leads to buffer overflow. The attack can …
- CVE-2026-6563HIGHCVSS 8.8EG 8.82026-04-19
A vulnerability has been found in H3C Magic B1 up to 100R004. The affected element is the function SetAPWifiorLedInfoById of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. It is possible to initi…
- CVE-2026-6581HIGHCVSS 8.8EG 8.82026-04-19
A vulnerability was detected in H3C Magic B1 up to 100R004. Affected by this vulnerability is the function SetMobileAPInfoById of the file /goform/aspForm. Performing a manipulation of the argument param results in buffer overflow. Remote …
- CVE-2026-6630HIGHCVSS 8.8EG 8.82026-04-20
A vulnerability was found in Tenda F451 1.0.0.7_cn_svn7958. This issue affects the function fromGstDhcpSetSer of the file /goform/GstDhcpSetSer of the component httpd. Performing a manipulation of the argument dips results in buffer overfl…
- CVE-2026-6631HIGHCVSS 8.8EG 8.82026-04-20
A vulnerability was determined in Tenda F451 1.0.0.7_cn_svn7958. Impacted is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter of the component httpd. Executing a manipulation of the argument page can lead to b…
- CVE-2026-6632HIGHCVSS 8.8EG 8.82026-04-20
A vulnerability was identified in Tenda F451 1.0.0.7_cn_svn7958. The affected element is the function fromSafeClientFilter of the file /goform/SafeClientFilter of the component httpd. The manipulation of the argument menufacturer/Go leads …
- CVE-2026-6681MEDIUMCVSS 5.3EG 5.32026-06-25
The PKCS#7 decode path ignores the caller-supplied output buffer size (outputSz), allowing decoded content to be written past the bounds of the provided buffer. This affects wolfSSL 5.9.0 and earlier and was fixed in the 5.9.1 release.
- CVE-2026-6688HIGHCVSS 7.6EG 7.62026-07-01
FatFs R0.16 and earlier contains a downstream-caller vulnerability pattern associated with FatFs long filename handling. With LFN enabled, fno.fname can be up to 255 characters; many callers copy it into short fixed buffers without bounds …
- CVE-2026-6691HIGHCVSS 7.8EG 7.82026-05-06
The MongoDB C Driver's Cyrus SASL integration performs unsafe string copying during username canonicalization, enabling a heap buffer overflow before any authentication or network traffic. This may be triggered by passing untrusted input i…
- CVE-2026-6988HIGHCVSS 8.8EG 8.82026-04-25
A flaw has been found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon. This issue affects the function formRoute of the file /boaform/formRouting of the component Boa Service. This manipulation of the argument nextHop causes buffer overflow…
- CVE-2026-7019HIGHCVSS 8.8EG 8.82026-04-26
A vulnerability was identified in Tenda F456 1.0.0.5. The impacted element is the function fromP2pListFilter of the file /goform/P2pListFilter. The manipulation of the argument menufacturer/Go leads to buffer overflow. The attack is possib…
- CVE-2026-7029HIGHCVSS 8.8EG 8.82026-04-26
A weakness has been identified in Tenda F456 1.0.0.5. The impacted element is the function fromaddressNat of the file /goform/addressNat. Executing a manipulation of the argument menufacturer/Go can lead to buffer overflow. The attack may …
- CVE-2026-7030HIGHCVSS 8.8EG 8.82026-04-26
A security vulnerability has been detected in Tenda F456 1.0.0.5. This affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page leads to buffer overflow. It is possible to initiate the att…
- CVE-2026-7031HIGHCVSS 8.8EG 8.82026-04-26
A vulnerability was detected in Tenda F456 1.0.0.5. This impacts the function fromSafeMacFilter of the file /goform/SafeMacFilter. The manipulation of the argument page results in buffer overflow. It is possible to launch the attack remote…
- CVE-2026-7032HIGHCVSS 8.8EG 8.82026-04-26
A flaw has been found in Tenda F456 1.0.0.5. Affected is the function SafeEmailFilter of the file /goform/SafeEmailFilter. This manipulation of the argument page causes buffer overflow. The attack can be initiated remotely. The exploit has…
- CVE-2026-7033HIGHCVSS 8.8EG 8.82026-04-26
A vulnerability has been found in Tenda F456 1.0.0.5. Affected by this vulnerability is the function fromSafeClientFilter of the file /goform/SafeClientFilter. Such manipulation of the argument menufacturer/Go leads to buffer overflow. The…
- CVE-2026-7053HIGHCVSS 8.8EG 8.82026-04-26
A security flaw has been discovered in Tenda F456 1.0.0.5. This affects the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the argument page results in buffer overflow. Remote exploit…
- CVE-2026-7054HIGHCVSS 8.8EG 8.82026-04-26
A weakness has been identified in Tenda F456 1.0.0.5. This vulnerability affects the function fromPptpUserAdd of the file /goform/PPTPDClient of the component httpd. Executing a manipulation of the argument opttype/usernamewith can lead to…
- CVE-2026-7055HIGHCVSS 8.8EG 8.82026-04-26
A security vulnerability has been detected in Tenda F456 1.0.0.5. This issue affects the function fromVirtualSer of the file /goform/VirtualSer of the component httpd. The manipulation of the argument menufacturer/Go leads to buffer overfl…
- CVE-2026-7056HIGHCVSS 8.8EG 8.82026-04-26
A vulnerability was detected in Tenda F456 1.0.0.5. Impacted is the function fromSafeUrlFilter of the file /goform/SafeUrlFilter of the component httpd. The manipulation of the argument page results in buffer overflow. The attack may be pe…
- CVE-2026-7057HIGHCVSS 8.8EG 8.82026-04-26
A flaw has been found in Tenda F456 1.0.0.5. The affected element is an unknown function of the file /goform/setcfm of the component httpd. This manipulation of the argument funcname/funcpara1 causes buffer overflow. It is possible to init…
- CVE-2026-7068HIGHCVSS 8.8EG 8.82026-04-27
A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c of the component nmbd. Such manipulation leads to buffer overflow. The attack can only be initiated within the local net…
- CVE-2026-7069HIGHCVSS 8.0EG 8.02026-04-27
A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in…
- CVE-2026-7078HIGHCVSS 8.8EG 8.82026-04-27
A security flaw has been discovered in Tenda F456 1.0.0.5. The impacted element is the function fromSetIpBind of the file /goform/SetIpBind of the component httpd. The manipulation of the argument page results in buffer overflow. The attac…
- CVE-2026-7079HIGHCVSS 8.8EG 8.82026-04-27
A weakness has been identified in Tenda F456 1.0.0.5. This affects the function fromAdvSetWan of the file /goform/AdvSetWan of the component httpd. This manipulation of the argument wanmode causes buffer overflow. The attack may be initiat…
- CVE-2026-7080HIGHCVSS 8.8EG 8.82026-04-27
A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. T…
- CVE-2026-7081HIGHCVSS 8.8EG 8.82026-04-27
A vulnerability was detected in Tenda F456 1.0.0.5. Affected is the function fromGstDhcpSetSer of the file /goform/GstDhcpSetSer of the component httpd. Performing a manipulation of the argument dips results in buffer overflow. Remote expl…
- CVE-2026-7082HIGHCVSS 8.8EG 8.82026-04-27
A flaw has been found in Tenda F456 1.0.0.5. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet of the component httpd. Executing a manipulation of the argument Go can lead to buffer overflow. Th…
- CVE-2026-7097HIGHCVSS 8.8EG 8.82026-04-27
A weakness has been identified in Tenda F456 1.0.0.5. This issue affects the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter of the component httpd. This manipulation of the argument page causes buffer overflow. …
- CVE-2026-7098HIGHCVSS 8.8EG 8.82026-04-27
A security vulnerability has been detected in Tenda F456 1.0.0.5. Impacted is the function fromDhcpListClient of the file /goform/DhcpListClient of the component httpd. Such manipulation of the argument page leads to buffer overflow. The a…
- CVE-2026-7099HIGHCVSS 8.8EG 8.82026-04-27
A vulnerability was detected in Tenda F456 1.0.0.5. The affected element is the function formQuickIndex of the file /goform/QuickIndex of the component httpd. Performing a manipulation of the argument mit_linktype results in buffer overflo…
- CVE-2026-7100HIGHCVSS 8.8EG 8.82026-04-27
A flaw has been found in Tenda F456 1.0.0.5. The impacted element is the function fromNatlimitof of the file /goform/Natlimit of the component httpd. Executing a manipulation can lead to buffer overflow. The attack may be launched remotely…
- CVE-2026-7101HIGHCVSS 8.8EG 8.82026-04-27
A vulnerability has been found in Tenda F456 1.0.0.5. This affects the function fromWrlclientSet of the file /goform/WrlclientSet of the component httpd. The manipulation leads to buffer overflow. Remote exploitation of the attack is possi…
- CVE-2026-7218HIGHCVSS 7.2EG 7.22026-04-28
A vulnerability was detected in Totolink N300RT 3.4.0-B20250430. The impacted element is the function is_cmd_string_valid of the file /boafrm/formWsc of the component libapmib.so. Performing a manipulation of the argument localPin results …
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