CVE-2026-14316 Heap buffer overflow in boks_sshd revoked-key error handling

The revoked-key error path builds a human-readable failure reason using sprintf into a heap buffer. The allocated buffer is too small for the final formatted message. When sprintf writes the full message, it can write past the end of the heap allocation...

CVE-2026-102505

Imager versions before 1.037 for Perl overflow a heap buffer fetching float samples from a paletted image in igsampffp. For a paletted image, getsamples with type "float" allocates a buffer of one sample per pixel and fetches every requested channel of each pixel into it. Requesting more than one...

CVE-2026-102505 Imager versions before 1.037 for Perl overflow a heap buffer fetching float samples from a paletted image in i_gsampf_fp

Imager versions before 1.037 for Perl overflow a heap buffer fetching float samples from a paletted image in igsampffp. For a paletted image, getsamples with type "float" allocates a buffer of one sample per pixel and fetches every requested channel of each pixel into it. Requesting more than one...

CVE-2026-102505

The Imager module for Perl (versions before 1.037 ) contains a heap buffer overflow in the i_gsampf_fp component. The vulnerability occurs when getsamples() processes a paletted image with the float type; the function incorrectly allocates a buffer for only one sample per pixel but continues to f...

EUVD-2026-90812

Imager versions before 1.037 for Perl overflow a heap buffer fetching float samples from a paletted image in igsampffp. For a paletted image, getsamples with type "float" allocates a buffer of one sample per pixel and fetches every requested channel of each pixel into it. Requesting more than one...

Exploit for CVE-2025-46087

Feysbuk — HEIF Heist Laboratuvarı 🧪 !platformhttps://img.s...

CVE-2026-103680

A heap-based buffer overflow exists in the tnef component within the find_free_number() function. The vulnerability occurs during the generation of numbered backup suffixes for duplicate filenames when numbered backups are enabled and file overwriting is disabled. An attacker can trigger this by ...

CVE-2026-103680 Tnef: heap buffer overflow in find_free_number() via numbered-backup suffix generation

A flaw was found in tnef. A heap-based buffer overflow can occur in the findfreenumber function when generating numbered backup suffixes for duplicate filenames. When numbered backups are enabled and file overwriting is disabled, an attacker can supply a specially crafted Transport Neutral...

CVE-2021-3156

CVE-2021-3156 Note: These instructions are my own and notes from a stream that I did. If anything is wrong, then let me know. Trust official sources first! Hello everyone, A couple of days back, a serious heap-based buffer overflow has been discovered in sudo that is exploitable by any local user...

nGixshell

nGixShell is an nginx CVE scanner and RCE exploit framework. It ships a proof-of-concept for CVE-2026-42945 CVSS 3.1 8.1 HIGH per F5/NVD — a heap buffer overflow in ngxhttprewritemodule — and a scanner covering 64 nginx CVEs with automated HTTP probes, fingerprinting, WAF detection/bypass, web...

BIT-PHP-MIN-2026-91767 Heap-buffer-overflow in php_openssl_matches_wildcard_name on crafted server cert wildcard CN

phpopensslmatcheswildcardname in ext/openssl/xpssl.c underflows the length argument passed to memchr when a TLS server certificate presents a wildcard name whose literal characters are together longer than the hostname being verified. A malicious server presenting such a certificate makes the PHP...

BIT-PHP-2026-91767 Heap-buffer-overflow in php_openssl_matches_wildcard_name on crafted server cert wildcard CN

phpopensslmatcheswildcardname in ext/openssl/xpssl.c underflows the length argument passed to memchr when a TLS server certificate presents a wildcard name whose literal characters are together longer than the hostname being verified. A malicious server presenting such a certificate makes the PHP...

BIT-PHP-MIN-2025-14181 Integer overflow to buffer overflow in soap HTTP parsing

The SOAP HTTP client guards its response buffer growth with a check that relies on signed integer overflow, which is undefined behaviour and is not guaranteed to trigger. When the check is optimised away, a malicious SOAP server can make the client allocate a buffer far smaller than the data it...

BIT-PHP-2025-14181 Integer overflow to buffer overflow in soap HTTP parsing

The SOAP HTTP client guards its response buffer growth with a check that relies on signed integer overflow, which is undefined behaviour and is not guaranteed to trigger. When the check is optimised away, a malicious SOAP server can make the client allocate a buffer far smaller than the data it...

BIT-LIBPHP-2025-14181 Integer overflow to buffer overflow in soap HTTP parsing

The SOAP HTTP client guards its response buffer growth with a check that relies on signed integer overflow, which is undefined behaviour and is not guaranteed to trigger. When the check is optimised away, a malicious SOAP server can make the client allocate a buffer far smaller than the data it...

CVE-2023-4683-Test

CVE-2023-4683-Test This repo holds an easy to use POC for CVE-2023-4683. Just git clone this repo and either extract webp-test or run setup-webp-test.sh. webp-test already has the necessary files git commit 7ba44f80f3b94fc0138db159afea770ef06532a0 of https://chromium.googlesource.com/webm/libwebp...

CVE-2021-3156-Baron-Samedit

CVE-2021-3156 - "Baron Samedit" Lab & Exploit This repository provides a self-contained, educational environment to understand and exploit CVE-2021-3156 , a heap-based buffer overflow in sudo that allows any unprivileged user to gain root privileges on vulnerable systems sudo versions prior to...

nginx-cve-2026-42945-check

NGINX CVE-2026-42945 Local Checker Language: 中文 | English This repository provides two standalone local scripts for checking whether a Linux or Windows server has Nginx, OpenResty, or Tengine instances that may be exposed to CVE-2026-42945 related risk. The scripts are read-only. They do not run ...

CVE-2026-5201

CVE-2026-5201 Heap-based buffer overflow in gdk-pixbuf JPEG loader Hi, I'm Kağan Çapar. I discovered a heap-based buffer overflow vulnerability in gdk-pixbuf's JPEG image loader that affects virtually all Linux desktop environments. The vulnerability was assigned CVE-2026-5201 and acknowledged by...

CVE-2026-42945

CVE-2026-42945: NGINX Rift Heap Buffer Overflow Vulnerability Overview CVE-2026-42945 is a critical heap buffer overflow vulnerability in the NGINX server, known as "NGINX Rift". The vulnerability exists in the processing logic of the rewrite and set directives in NGINX. When specific configurati...