CVE-2026-44631 Apache HTTP Server: Heap Underflow in `ap_regname` via Signed Char Overflow

Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue...

CVE-2026-44631

The Apache HTTP Server is vulnerable to a buffer underwrite (and in some contexts described as buffer overflow or buffer limit violation ) due to the use of poorly crafted regular expressions in the configuration. This issue impacts versions 2.4.0 through 2.4.67 . Exploitation can lead to service...

CVE-2026-44631

Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue...

Regular Expression Denial of Service (ReDoS)

Overview Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the matchstar function in the Pattern Handler component. An attacker can cause excessive resource consumption by providing crafted regular expressions that trigger worst-case processing...

CVE-2026-11478

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

CVE-2026-11478 kokke tiny-regex-c Pattern re.c matchstar redos

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

EUVD-2026-35009

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

CVE-2026-11478

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

CVE-2026-11478 kokke tiny-regex-c Pattern re.c matchstar redos

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

CVE-2026-11478 kokke tiny-regex-c Pattern re.c matchstar redos

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

OSV-2026-880 Security exception in com.code_intelligence.jazzer.sanitizers.RegexInjection.hookInternal

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520660538 Crash type: Security exception Crash state: com.codeintelligence.jazzer.sanitizers.RegexInjection.hookInternal com.codeintelligence.jazzer.sanitizers.RegexInjection.patternHook...

PT-2026-51169

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520660538 Crash type: Security exception Crash state: com.code intelligence.jazzer.sanitizers.RegexInjection.hookInternal com.code intelligence.jazzer.sanitizers.RegexInjection.patternHook...

Important: nginx

Issue Overview: 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...

PT-2026-47240

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

CVE-2026-11478: Inefficient Regular Expression Complexity

A flaw has been found in kokke tiny-regex-c up to f2632c6d9ed25272987471cdb8b70395c2460bdb. This vulnerability affects the function matchstar of the file re.c of the component Pattern Handler. This manipulation causes inefficient regular expression complexity. The attack is restricted to local...

Debian dla-4621 : glibc-doc - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4621 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4621-1 [email protected]...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1773)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1773 advisory. 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-...

tiny-regex-c Resource Management Error Vulnerability

tiny-regex-c is a lightweight regular expression parsing library developed by Kokke. There is a resource management vulnerability in tiny-regex-c, which stems from improper operation of the matchstar function in the pattern processing component of the file re.c. This vulnerability may lead to...

flyway:LocationFuzzer: Security exception in com.code_intelligence.jazzer.sanitizers.RegexInjection.hookInternal

Project: https://github.com/flyway/flyway.git Detailed Report: https://oss-fuzz.com/testcase?key=4621606134808576 Project: flyway Fuzzing Engine: libFuzzer Fuzz Target: LocationFuzzer Job Type: libfuzzerasanflyway Platform Id: linux Crash Type: Security exception Crash Address: Crash State:...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/core.py that uses re.match without end-anchoring. This allows an attacker to bypass CORS origin allowlists by registering a domain that begins with a trusted origin string, to gain...