CWE-122— Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().— MITRE CWE catalog
3,757 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-122page 17 of 76
- CVE-2026-3544HIGHCVSS 8.8EG 8.82026-03-04
Heap buffer overflow in WebCodecs in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-0797HIGHCVSS 8.8EG 8.82026-02-21
GIMP ICO File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vuln…
- CVE-2026-2650HIGHCVSS 8.8EG 8.82026-02-18
Heap buffer overflow in Media in Google Chrome prior to 145.0.7632.109 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
- CVE-2026-2648HIGHCVSS 8.8EG 8.82026-02-18
Heap buffer overflow in PDFium in Google Chrome prior to 145.0.7632.109 allowed a remote attacker to perform an out of bounds memory write via a crafted PDF file. (Chromium security severity: High)
- CVE-2026-2447HIGHCVSS 8.8EG 8.82026-02-16
Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.
- CVE-2026-2005HIGHCVSS 8.8EG 8.82026-02-12
Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.
- CVE-2026-2314HIGHCVSS 8.8EG 8.82026-02-11
Heap buffer overflow in Codecs in Google Chrome prior to 145.0.7632.45 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-1861HIGHCVSS 8.8EG 8.82026-02-03
Heap buffer overflow in libvpx in Google Chrome prior to 144.0.7559.132 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-20408HIGHCVSS 8.8EG 8.82026-02-02
In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploi…
- CVE-2026-24412HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have aHeap Buffer Overflow vulnerability in the CIccTagXmlSegmentedCurve::ToXml() function. This…
- CVE-2026-24406HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have a Heap Buffer Overflow vulnerability in CIccTagNamedColor2::SetSize(). This occurs when use…
- CVE-2026-24405HIGHCVSS 8.8EG 8.82026-01-24
iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have a Heap Buffer Overflow vulnerability in CIccMpeCalculator::Read(). This occurs when user-co…
- CVE-2026-1145HIGHCVSS 8.8EG 8.82026-01-19
A flaw has been found in quickjs-ng quickjs up to 0.11.0. Affected by this vulnerability is the function js_typed_array_constructor_ta of the file quickjs.c. This manipulation causes heap-based buffer overflow. The attack is possible to be…
- CVE-2026-20868HIGHCVSS 8.8EG 8.82026-01-13
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2026-0822HIGHCVSS 8.8EG 8.82026-01-10
A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possib…
- CVE-2026-21682HIGHCVSS 8.8EG 8.82026-01-07
iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a heap-buffer-overflow in `CIccXml…
- CVE-2026-21676HIGHCVSS 8.8EG 8.82026-01-06
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have a Heap-based Buffer Overflow in its CIccMBB::Validate function which checks tag data validity. This issue is fixed i…
- CVE-2025-15275HIGHCVSS 8.8EG 8.82025-12-31
FontForge SFD File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. User interaction is required to exploit…
- CVE-2025-15274HIGHCVSS 8.8EG 8.82025-12-31
FontForge SFD File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. User interaction is required to exploit…
- CVE-2025-15272HIGHCVSS 8.8EG 8.82025-12-31
FontForge SFD File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. User interaction is required to exploit…
- CVE-2025-15234HIGHCVSS 8.8EG 8.82025-12-30
A weakness has been identified in Tenda M3 1.0.0.13(4903). Impacted is the function formSetRemoteInternetLanInfo of the file /goform/setInternetLanInfo. This manipulation of the argument portIp/portMask/portGateWay/portDns/portSecDns cause…
- CVE-2025-15233HIGHCVSS 8.8EG 8.82025-12-30
A security flaw has been discovered in Tenda M3 1.0.0.13(4903). This issue affects the function formSetAdInfoDetails of the file /goform/setAdInfoDetail. The manipulation of the argument adName/smsPassword/smsAccount/weixinAccount/weixinNa…
- CVE-2025-15230HIGHCVSS 8.8EG 8.82025-12-30
A vulnerability was found in Tenda M3 1.0.0.13(4903). Affected by this issue is the function formSetVlanPolicy of the file /goform/setVlanPolicyData. Performing a manipulation of the argument qvlan_truck_port results in heap-based buffer o…
- CVE-2025-64678HIGHCVSS 8.8EG 8.82025-12-09
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-62456HIGHCVSS 8.8EG 8.82025-12-09
Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code over a network.
- CVE-2025-62220HIGHCVSS 8.8EG 8.82025-11-11
Heap-based buffer overflow in Windows Subsystem for Linux GUI allows an unauthorized attacker to execute code over a network.
- CVE-2025-11205HIGHCVSS 8.8EG 8.82025-11-06
Heap buffer overflow in WebGPU in Google Chrome prior to 141.0.7390.54 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
- CVE-2025-59295HIGHCVSS 8.8EG 8.82025-10-14
Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.
- CVE-2025-57740HIGHCVSS 8.8EG 8.82025-10-14
An Heap-based Buffer Overflow vulnerability [CWE-122] in FortiOS version 7.6.2 and below, version 7.4.7 and below, version 7.2.10 and below, 7.0 all versions, 6.4 all versions; FortiPAM version 1.5.0, version 1.4.2 and below, 1.3 all versi…
- CVE-2025-20720HIGHCVSS 8.8EG 8.82025-10-14
In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not need…
- CVE-2025-20712HIGHCVSS 8.8EG 8.82025-10-14
In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not need…
- CVE-2025-10502HIGHCVSS 8.8EG 8.82025-09-24
Heap buffer overflow in ANGLE in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
- CVE-2025-54113HIGHCVSS 8.8EG 8.82025-09-09
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-32318HIGHCVSS 8.8EG 8.82025-09-05
In Skia, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- CVE-2025-8302HIGHCVSS 8.8EG 8.82025-09-02
Realtek rtl81xx SDK Wi-Fi Driver rtwlanu Heap-based Buffer Overflow Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Realtek rtl81xx SDK Wi-Fi driver. A…
- CVE-2025-8300HIGHCVSS 8.8EG 8.82025-09-02
Realtek rtl81xx SDK Wi-Fi Driver rtwlanu Heap-based Buffer Overflow Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Realtek rtl81xx SDK Wi-Fi driver. A…
- CVE-2025-8299HIGHCVSS 8.8EG 8.82025-09-02
Realtek rtl81xx SDK Wi-Fi Driver MgntActSet_TEREDO_SET_RS_PACKET Heap-based Buffer Overflow Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Realtek rtl…
- CVE-2025-53085HIGHCVSS 8.8EG 8.82025-08-25
A memory corruption vulnerability exists in the PSD RLE Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decompressing the image data from a specially crafted .psd file, a heap-based buffer overflow can occur which al…
- CVE-2025-50129HIGHCVSS 8.8EG 8.82025-08-25
A memory corruption vulnerability exists in the PCX Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decoding the image data from a specially crafted .tga file, a heap-based buffer overflow can occur which allow…
- CVE-2025-35984HIGHCVSS 8.8EG 8.82025-08-25
A memory corruption vulnerability exists in the PCX Image Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decoding the image data from a specially crafted .pcx file, a heap-based buffer overflow can occur which allow…
- CVE-2025-8879HIGHCVSS 8.8EG 8.82025-08-13
Heap buffer overflow in libaom in Google Chrome prior to 139.0.7258.127 allowed a remote attacker to potentially exploit heap corruption via a curated set of gestures. (Chromium security severity: High)
- CVE-2025-53131HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.
- CVE-2025-50163HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49757HIGHCVSS 8.8EG 8.82025-08-12
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-8178HIGHCVSS 8.8EG 8.82025-07-26
A vulnerability classified as critical has been found in Tenda AC10 16.03.10.13. Affected is an unknown function of the file /goform/RequestsProcessLaid. The manipulation of the argument device1D leads to heap-based buffer overflow. It is …
- CVE-2025-49753HIGHCVSS 8.8EG 8.82025-07-08
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49729HIGHCVSS 8.8EG 8.82025-07-08
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49676HIGHCVSS 8.8EG 8.82025-07-08
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49674HIGHCVSS 8.8EG 8.82025-07-08
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
- CVE-2025-49673HIGHCVSS 8.8EG 8.82025-07-08
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
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