CWE-121— Stack-based Buffer Overflow
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).— MITRE CWE catalog
4,160 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-121page 20 of 84
- CVE-2026-102069HIGHCVSS 8.8EG 8.82026-10-14
A Stack-based Buffer Overflow vulnerability in the dot1x daemon of Juniper Networks Junos OS devices operating as Junos Fusion Aggregation Devices allows an adjacent attacker acting as the configured ICCP peer to cause a denial of service …
- CVE-2026-97742HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
- CVE-2026-88166HIGHCVSS 8.8EG 8.82026-10-13
Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
- CVE-2026-83934HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2026-83643HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.
- CVE-2026-70069HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.
- CVE-2026-97770HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
- CVE-2026-97761HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
- CVE-2026-97750HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
- CVE-2026-97012HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
- CVE-2026-83891HIGHCVSS 8.8EG 8.82026-10-13
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-87683HIGHCVSS 8.8EG 8.82026-10-08
Multiple stack-based buffer overflow vulnerabilities exist in the REST API management component of Brocade Fabric OS versions prior to 10.0.1. When processing API request payloads (such as device configuration attributes or port mapping re…
- CVE-2026-15894HIGHCVSS 8.8EG 8.82026-10-07
The Bluetooth Mesh On-Demand Private Proxy solicitation handler in subsys/bluetooth/mesh/solicitation.c copies a received Solicitation PDU into a fixed 17-byte stack buffer without bounding the source length. In sol_pdu_decrypt(), out is a…
- CVE-2026-83742HIGHCVSS 8.8EG 8.82026-10-07
Unsigned integer underflow in wstrncat() in src/port.c in wolfSSL wolfSSH from v1.4.11 through v1.5.0 on non-Windows platforms allows an authenticated remote attacker to write one out-of-bounds null byte past the end of a stack buffer by s…
- CVE-2026-102162HIGHCVSS 8.8EG 8.82026-10-06
On affected Arista Wi-Fi access points with captive portal, or application firewall enabled on at least one SSID, a vulnerability in the wireless gateway service could allow an unauthenticated network-adjacent attacker to send a crafted pa…
- CVE-2026-102302HIGHCVSS 8.8EG 8.82026-09-29
Buffer overflow in V8 in Google Chrome prior to 154.0.8037.92 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-94953HIGHCVSS 8.8EG 8.82026-09-29
A stack-based buffer overflow vulnerability exists in the web management interface of TOTOLINK N150RT (NTR150) firmware V3.4.0-B20201030. It is reachable through the route /boafrm/formAjaxSet using the topicurl=setting/setWiFiRepeaterConfi…
- CVE-2026-94954HIGHCVSS 8.8EG 8.82026-09-29
A stack-based buffer overflow vulnerability exists in the web management interface of TOTOLINK N150RT (NTR150) firmware V3.4.0-B20201030. It is reachable through the route /boafrm/formFilter (access-control / URL filter configuration handl…
- CVE-2026-25283HIGHCVSS 8.8EG 8.82026-09-17
Memory Corruption when copying unverified data from an external source exceeds the allocated buffer size.
- CVE-2026-86358HIGHCVSS 8.8EG 8.82026-09-16
Dell Update Package Framework, versions prior to 26.07.03, contains a Stack-based Buffer Overflow vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Remote execu…
- CVE-2026-76861HIGHCVSS 8.8EG 8.82026-09-15
Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in ntools_tcpdump_start_set.cgi caused by an unsized sprintf call when processing form values. An attacker can submit crafted input to this cgi endpoint to overflow …
- CVE-2026-76860HIGHCVSS 8.8EG 8.82026-09-15
Netcore NR255-V version 1.5.130703 contains a stack-based buffer overflow in wake_up_set.cgi caused by unbounded tokenization of MAC and ID input. Attackers can supply crafted MAC and ID values to the affected endpoint to overflow the stac…
- CVE-2026-76676HIGHCVSS 8.8EG 8.82026-09-15
Buffer overflow vulnerabilities exist in the underlying operating system of EdgeConnect SD-WAN Gateways that could allow an unauthenticated adjacent attacker to execute arbitrary code if certain preconditions outside of the attacker's cont…
- CVE-2026-90689HIGHCVSS 8.8EG 8.82026-09-14
A security flaw has been discovered in Tenda W20E 15.11.0.61068_1546_841_CN_TDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The …
- CVE-2023-46273HIGHCVSS 8.8EG 8.82026-09-14
Bonjour Gateway in Extreme Networks IQ Engine before 10.6r1a, and through 10.6r4 before 10.6r5, has an ah_bgd buffer overflow via ah_event_send.
- CVE-2026-73006HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.
- CVE-2026-69614HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.
- CVE-2026-69714HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Windows Device Association Service allows an authorized attacker to elevate privileges over a network.
- CVE-2026-78504HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-78439HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.
- CVE-2026-69759HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-69722HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-69686HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-69762HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges over a network.
- CVE-2026-69689HIGHCVSS 8.8EG 8.82026-09-08
Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network.
- CVE-2026-69461HIGHCVSS 8.8EG 8.82026-09-08
Stack-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code over a network.
- CVE-2026-62706HIGHCVSS 8.8EG 8.82026-09-08
Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.
- CVE-2026-81532HIGHCVSS 8.8EG 8.82026-08-28
A user able to submit SQL through an application using the MongoDB Connector for BI ODBC driver can supply a positioned-cursor statement whose cursor name exceeds the size of an internal fixed-length buffer. Because the name length is not …
- CVE-2026-78910HIGHCVSS 8.8EG 8.82026-08-25
Buffer overflow in V8 in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-16911HIGHCVSS 8.8EG 8.82026-08-19
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote authenticated attacker to execute arbitrary code due to a stack buffer overflow.
- CVE-2026-16877HIGHCVSS 8.8EG 8.82026-08-19
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote authenticated attacker to execute arbitrary code due to a stack-based buffer overflow.
- CVE-2026-49420HIGHCVSS 8.8EG 8.82026-08-19
The RTSP handler in libalias rewrote outgoing packets into a fixed-length stack buffer without checking whether the rewritten data fit in the buffer, or whether the result fit back in the original packet. A host sending crafted RTSP traff…
- CVE-2026-19847HIGHCVSS 8.8EG 8.82026-08-14
A security flaw has been discovered in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected is the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component wps.so. The manipulation of the argument pin results in stack-based b…
- CVE-2026-19846HIGHCVSS 8.8EG 8.82026-08-14
A vulnerability was identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts the function setUrlFilterRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. The manipulation of the argument url leads to stack-based b…
- CVE-2026-19845HIGHCVSS 8.8EG 8.82026-08-14
A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. Executing a manipulation of the argument Comment can lead to s…
- CVE-2026-19844HIGHCVSS 8.8EG 8.82026-08-14
A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename re…
- CVE-2026-19824HIGHCVSS 8.8EG 8.82026-08-14
A weakness has been identified in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. The affected element is the function ipMacBindListStore of the file /goform/addIpMacBind. Executing a manipulation of the argument IPMacBindRule can lead to stac…
- CVE-2026-19823HIGHCVSS 8.8EG 8.82026-08-14
A security flaw has been discovered in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex re…
- CVE-2026-19822HIGHCVSS 8.8EG 8.82026-08-14
A vulnerability was identified in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. This issue affects the function lstAdd of the file /goform/editQos of the component QoS Edit. Such manipulation of the argument qosListConnecttedNum leads to sta…
- CVE-2026-19815HIGHCVSS 8.8EG 8.82026-08-14
A flaw has been found in TOTOLINK A800R 4.1.2cu.5137_B20200730. Affected by this vulnerability is the function setParentalRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. Executing a manipulation of the argument urlKeyw…
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