CVE-2026-8376 Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds

Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds. Perlstudychunk in regcompstudy.c checked the size of the joined substring buffer in characters rather than bytes. For a quantified fixed substring with a lar...

CVE-2026-8376 Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds

Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds. Perlstudychunk in regcompstudy.c checked the size of the joined substring buffer in characters rather than bytes. For a quantified fixed substring with a lar...

CVE-2026-8376

Summary: CVE-2026-8376 affects Perl up to 5.43.10 on 32-bit builds, where a heap buffer overflow can occur during compilation of attacker-controlled regular expressions. The root cause is a 32-bit length calculation in regcomp_study.c (Perl study chunk) that validates the joined substring buffer ...

CVE-2026-8376

Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds. Perlstudychunk in regcompstudy.c checked the size of the joined substring buffer in characters rather than bytes. For a quantified fixed substring with a lar...

CVE-2026-33079

A flaw was found in Mistune, a Markdown parser. This vulnerability, known as Regular Expression Denial of Service ReDoS, exists in the LINKTITLERE regular expression. A remote attacker can exploit this by providing specially crafted Markdown input, which causes the regular expression engine to...

OSV-2026-806 Security exception in com.code_intelligence.jazzer.sanitizers.RegexInjection.hookInternal

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=515796208 Crash type: Security exception Crash state: com.codeintelligence.jazzer.sanitizers.RegexInjection.hookInternal com.codeintelligence.jazzer.sanitizers.RegexInjection.patternHook...

PT-2026-45895

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=515796208 Crash type: Security exception Crash state: com.code intelligence.jazzer.sanitizers.RegexInjection.hookInternal com.code intelligence.jazzer.sanitizers.RegexInjection.patternHook...

CLSA-2026-1779465893 postgresql: Fix of CVE-2026-6473

CVE-2026-6473: tsearch: bound StartSel/StopSel/FragmentDelimiter length to PGINT16MAX in tsheadline - CVE-2026-6473: contrib/ltree: guard lquery parsing against numvar and totallen wraparound - CVE-2026-6473: regex: add overflow-checked MALLOCARRAY/REALLOCARRAY and bound NFA state/color products...

CLSA-2026-1779465604 postgresql: Fix of CVE-2026-6473

CVE-2026-6473: tsearch: bound StartSel/StopSel/FragmentDelimiter length to PGINT16MAX in tsheadline - CVE-2026-6473: contrib/ltree: guard lquery parsing against numvar and totallen wraparound - CVE-2026-6473: regex: add overflow-checked MALLOCARRAY/REALLOCARRAY and bound NFA state/color products...

CVE-2026-9256

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

ALPINE-CVE-2026-9256

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

CVE-2026-9256 NGINX ngx_http_rewrite_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

K000161377: NGINX ngx_http_rewrite_module vulnerability CVE-2026-9256

Security Advisory Description NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a...

OESA-2026-2408 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a...

Unity Linux 20.1060e / 20.1070e Security Update: rubygem-websocket-extensions (UTSA-2026-016659)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016659 advisory. websocket-extensions ruby module prior to 0.1.5 allows Denial of Service DoS via Regex Backtracking. The extension parser may take quadratic time when parsing a head...

PT-2026-42776

Name of the Vulnerable Software and Affected Versions NGINX Plus versions prior to 1.31.1 NGINX Open Source versions 0.1.17 through 1.31.0 Description A flaw in the ngx http rewrite module module occurs when a rewrite directive utilizes a regex pattern with distinct, overlapping Perl-Compatible...

Unity Linux 20.1060e / 20.1070e Security Update: python-flask-restx (UTSA-2026-016606)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016606 advisory. Flask-RESTX pypi package flask-restx is a community driven fork of Flask-RESTPlus. Flask-RESTX before version 0.5.1 is vulnerable to ReDoS Regular Expression Denial ...

CLSA-2026-1779367740 Fix CVE(s): CVE-2026-42945

SECURITY UPDATE: fix heap buffer overrun in ngxhttprewritemodule when rewrite is followed by set/if/rewrite with unnamed PCRE captures - debian/patches/CVE-2026-42945.patch: fix heap buffer overrun in ngxhttprewritemodule when rewrite is followed by set/if/rewrite with unnamed PCRE captures -...

Exploit for Injection in Traceroute_Project Traceroute

node-vulnerable This repository is a synthetic demo target...

PT-2026-44132

Name of the Vulnerable Software and Affected Versions Symfony versions prior to 5.4 Description The X509Authenticator component, which implements client-certificate mTLS authentication, contains a flaw in how it extracts user identifiers from the Subject DN Distinguished Name provided via $...