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
4,711 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-120page 25 of 95
- CVE-2026-76955HIGHCVSS 8.8EG 8.82026-11-03
A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based attacker to escalate privileges on an affected device.
- CVE-2026-82944HIGHCVSS 8.8EG 8.82026-10-26
SOEM version 2.0.0 and earlier contains a vulnerability in multi-segment data transfers where a malicious device can overflow memory buffers. The software checks the total size only once at the beginning, but doesn't track the cumulative s…
- CVE-2026-102176HIGHCVSS 8.8EG 8.82026-10-14
A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the SDK service process of Juniper Networks Junos OS allows an unauthenticated network attacker to cause a denial of service or compromise the Routin…
- CVE-2026-19570HIGHCVSS 8.8EG 8.82026-10-09
The LE Audio Broadcast Sink in subsys/bluetooth/audio/bap_broadcast_sink.c copies subgroup metadata from a received Basic Audio Announcement (BASE) into the static Broadcast Audio Scan Service parameter structure mod_src_param without any …
- CVE-2026-88409HIGHCVSS 8.8EG 8.82026-09-21
FalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a buffer overflow in the _Decode_GrB_Matrix function (/v19/decode_matrix.c). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
- CVE-2026-58710HIGHCVSS 8.8EG 8.82026-09-15
In DecodeFilmGrainParams of film_grain_dec.cc, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed f…
- CVE-2026-55331HIGHCVSS 8.8EG 8.82026-09-15
In IP Multimedia Subsystem, there is a possible out-of-bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.
- CVE-2026-92043HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
- CVE-2026-92020HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, an…
- CVE-2026-92014HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox ESR 115.41, Firefox ESR 140.16, and Thunderbird 140.16.
- CVE-2026-92013HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92012HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92011HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92010HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92009HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92008HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92007HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-92006HIGHCVSS 8.8EG 8.82026-09-15
Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, …
- CVE-2026-84512HIGHCVSS 8.8EG 8.82026-09-14
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt …
- CVE-2026-82772HIGHCVSS 8.8EG 8.82026-09-14
Buffer overflow vulnerability exists in Contec EC1000 series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.
- CVE-2026-82770HIGHCVSS 8.8EG 8.82026-09-14
Buffer overflow vulnerability exists in Contec RP-WAH-SR Series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.
- CVE-2026-86166HIGHCVSS 8.8EG 8.82026-09-06
A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formWanRedirect of the file /boaform/formWanRedirect of the component Boa Web Server. Executing a manipulation of the argument if can lead to buffer ov…
- CVE-2026-85110HIGHCVSS 8.8EG 8.82026-09-03
A vulnerability was identified in Tenda HG10 300001138. Impacted is the function formWlanSetup of the file /boaform/formWlanSetup of the component Boa Web Server. The manipulation of the argument ssid leads to buffer overflow. Remote explo…
- CVE-2026-83596HIGHCVSS 8.8EG 8.82026-08-31
A flaw was found in WebKitGTK. Processing malicious web content can cause memory corruption due to improper memory handling.
- CVE-2026-78170HIGHCVSS 8.8EG 8.82026-08-24
A flaw has been found in UTT HiPER 1200GW up to 2.5.3-170306. Affected is the function strcpy of the file /goform/formConfigFastDirectionW. Executing a manipulation of the argument ssid can lead to buffer overflow. The attack may be perfor…
- CVE-2026-18279HIGHCVSS 8.8EG 8.82026-08-20
Sony XAV-9500ES RTSP SETUP Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-9500ES devices. Authentication is not requ…
- CVE-2026-19489HIGHCVSS 8.8EG 8.82026-08-19
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: from 14.1 through 73.32 and from 13.1 through 63.21; Gateway: from 14.1 through 73.32 and from 13.1 through 63.21.
- CVE-2026-24184HIGHCVSS 8.8EG 8.82026-08-18
NVIDIA Cumulus Linux contains a vulnerability in the Link Layer Discovery Protocol (LLDP) daemon component, where an unauthenticated attacker on an adjacent network could cause buffer overflow by sending crafted LLDP frames. A successful e…
- CVE-2026-19821HIGHCVSS 8.8EG 8.82026-08-14
A vulnerability was determined in Tenda AC12 15.03.06.23_multi_TD01. This vulnerability affects the function formSetRebootTimer of the file /goform/SetSysAutoRebbotCfg of the component httpd web management interface. This manipulation of t…
- CVE-2026-19792HIGHCVSS 8.8EG 8.82026-08-14
A security flaw has been discovered in Tenda G0 up to 20260625. Impacted is the function setPortMapping of the file /goform/module of the component httpd web management interface. Performing a manipulation of the argument portMappingServer…
- CVE-2026-44880HIGHCVSS 8.8EG 8.82026-07-21
A buffer overflow vulnerability was found in the command line interface of AOS-CX. Successful exploitation of these vulnerabilities could allow an remote low-privileged user to execute arbitrary code as a privileged user on the underlying …
- CVE-2026-15543HIGHCVSS 8.8EG 8.82026-07-13
A vulnerability was found in Tenda CH22 1.0.0.1. This impacts the function formCertListInfo of the file /goform/CertListInfo. The manipulation of the argument Name results in buffer overflow. The attack can be launched remotely. The exploi…
- CVE-2026-15484HIGHCVSS 8.8EG 8.82026-07-12
A vulnerability was detected in TRENDnet TEW-821DAP 1.12B01. The affected element is the function sub_41EC14 of the file /goform/tools_nslookup of the component ssi. The manipulation results in buffer overflow. It is possible to launch the…
- CVE-2026-15483HIGHCVSS 8.8EG 8.82026-07-12
A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function sub_41EC14 of the file /goform/tools_nslookup of the component ssi. The manipulation of the argument nslookup_target leads to buffer overfl…
- CVE-2026-8247HIGHCVSS 8.8EG 8.82026-07-03
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker on the same local network segment to execute arbitrary code. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_U…
- CVE-2026-13583HIGHCVSS 8.8EG 8.82026-06-29
A vulnerability has been found in Edimax EW-7478APC 1.04. Impacted is the function formUSBFolder of the file /goform/formUSBFolder of the component POST Request Handler. Such manipulation of the argument ShareName/SelectName leads to buffe…
- CVE-2026-13582HIGHCVSS 8.8EG 8.82026-06-29
A flaw has been found in Edimax EW-7478APC 1.04. This issue affects the function formUSBAccount of the file /goform/formUSBAccount of the component POST Request Handler. This manipulation of the argument UserName/Password causes buffer ove…
- CVE-2026-13580HIGHCVSS 8.8EG 8.82026-06-29
A security vulnerability has been detected in Edimax EW-7478APC 1.04. This affects the function formQoS of the file /goform/formQoS of the component POST Request Handler. The manipulation of the argument selSSID leads to buffer overflow. R…
- CVE-2026-13562HIGHCVSS 8.8EG 8.82026-06-29
A flaw has been found in Edimax EW-7478APC 1.04. This affects the function formiNICSiteSurvey of the file /goform/formiNICSiteSurvey of the component POST Request Handler. This manipulation of the argument selSSID causes buffer overflow. I…
- CVE-2026-12806HIGHCVSS 8.8EG 8.82026-06-21
A vulnerability has been found in Edimax BR-6478AC V2 1.23. The impacted element is the function formWlSiteSurvey of the file /goform/formWlSiteSurvey of the component POST Request Handler. The manipulation of the argument selSSID leads to…
- CVE-2026-0164HIGHCVSS 8.8EG 8.82026-06-16
In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.
- CVE-2026-0160HIGHCVSS 8.8EG 8.82026-06-16
In TextRtpPayloadDecoderNode::DecodeT140 of TextRtpPayloadDecoderNode.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User…
- CVE-2026-0154HIGHCVSS 8.8EG 8.82026-06-16
In Modem, there is a possible way to trigger a modem crash during a SIP REFER request due to memory corruption. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exp…
- CVE-2026-0147HIGHCVSS 8.8EG 8.82026-06-16
In __mfc_core_nal_q_get_dec_metadata_sei_nal of mfc_core_nal_q.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interact…
- CVE-2026-0146HIGHCVSS 8.8EG 8.82026-06-16
In mfc_core_get_dec_metadata_sei_nal of mfc_core_reg_api.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is…
- CVE-2026-12192HIGHCVSS 8.8EG 8.82026-06-14
A vulnerability was determined in GALAYOU Y4 1.0.0. Impacted is an unknown function of the component Web Server. This manipulation causes buffer overflow. The attack is only possible within the local network. The exploit has been publicly …
- CVE-2026-11517HIGHCVSS 8.8EG 8.82026-06-08
A vulnerability was determined in UTT HiPER 2610G up to 3.0.0-171107. This impacts the function strcpy of the file /goform/formConfigDnsFilterGlobal. Executing a manipulation of the argument GroupName can lead to buffer overflow. The attac…
- CVE-2026-30650HIGHCVSS 8.8EG 8.82026-06-02
A post-authentication remote buffer overflow vulnerability exists in the /cgi-bin/admin/eventtask.cgi endpoint of the admin interface of Vivotek FD8136 cameras running firmware version FD8136-VVTK-0300a. This flaw allows an authenticated a…
- CVE-2026-30652HIGHCVSS 8.8EG 8.82026-06-02
A remote buffer overflow vulnerability exists in the /cgi-bin/dido/setdo.cgi endpoint of the admin interface of Vivotek FD8136 cameras running firmware version FD8136-VVTK-0300a. This flaw allows an authenticated attacker to execute arbitr…
- CVE-2026-25277HIGHCVSS 8.8EG 8.82026-06-01
Memory corruption while using Strongbox due to buffer overflow.
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