CVE-2026-111714 tarteaucitron.js before 1.37.0 ReDoS via Unescaped Cookie Name in cookie.purge

tarteaucitron.js before 1.37.0 contains a regular expression denial of service vulnerability that allows attackers to block visitor pages by supplying unescaped cookie names to cookie.purge. Attackers can plant a cookie from a sibling subdomain or inject a purgeBtn element with a...

CVE-2026-111714

The tarteaucitron.js library prior to version 1.37.0 is vulnerable to a Regular Expression Denial of Service (ReDoS) . The flaw exists in the cookie.purge function because it fails to handle unescaped cookie names correctly. An attacker can exploit this by planting a cookie from a sibling subdoma...

SUSE CVE-2026-88753

A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service DoS via a crafted Markdown document...

UBUNTU-CVE-2026-88753

A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service DoS via a crafted Markdown document...

CVE-2026-88753

A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service DoS via a crafted Markdown document...

AlmaLinux 9.2 [TuxCare] Security Update: pcs / pcs-snmp Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1792125039)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1792125039 advisory. - decode-uri-component 0.2.0 is vulnerable to Improper Input Validation resulting in DoS. CVE-2022-38900 - Rack is a modular Ruby we...

Oracle Linux 8 : python36:3.6 (ELSA-2026-82858)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-82858 advisory. - Fix CVE-2021-27291: ReDos via crafted malicious input Resolves: rhbz1943459 rhbz1943460 python-pymongo - Backport CVE-2026-88029 python-PyMySQL - Security fi...

Linux Distros Unpatched Vulnerability : CVE-2026-88753

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to...

DEBIAN-CVE-2026-88753

A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service DoS via a crafted Markdown document...

CVE-2026-88753

A Regular-Expression Denial of Service ReDoS in the Markdown2. extractmetadata function lib/markdown2.py of trentm markdown2 through v2.5.5 allows attackers to cause a Denial of Service DoS via a crafted Markdown document...

Astra Linux – Vulnerability in Jinja2

This issue affects the Jinja2 package versions starting from 0.0.0 and earlier than 2.11.3. The ReDoS vulnerability is primarily caused by the punctuationre regex operator and its use of multiple wildcards. The last wildcard is the most exploitable, as it is used to search for trailing punctuatio...

Astra Linux – Vulnerability in node-semver

Versions of the package semver before 7.5.2 are vulnerable to Regular Expression Denial of Service ReDoS via the function new Range, when untrusted user data is provided as a range...

Astra Linux – Vulnerability in node-ajv

The ajv Another JSON Schema Validator before version 8.18.0 is vulnerable to Regular Expression Denial of Service ReDoS when the $data option is enabled. The pattern keyword accepts runtime data via JSON Pointer syntax $data reference, which is passed directly to the JavaScript RegExp constructor...

Astra Linux – Vulnerability in node-minimatch

Minimatch is a minimal matching utility for converting glob expressions into JavaScript RegExp objects. Prior to versions 10.2.3, 9.0.7, 8.0.6, 7.4.8, 6.2.2, 5.1.8, 4.2.5, and 3.1.3, matchOne performed unbounded recursive backtracking when a glob pattern contained multiple non-adjacent GLOBSTAR...

CVE-2026-108082 Symfony: ReDoS in HeaderUtils::split() Reachable Through the Cache-Control Request Header

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to versions 5.4.54, 6.4.46, 7.4.19, and 8.1.7, HeaderUtils::split parsed header values with a pattern whose token alternative also matched whitespace, followed by a ?!\s lookbehind. A run of...

CVE-2026-108082

The symfony/http-foundation component is vulnerable to a Regular Expression Denial of Service (ReDoS) in the HeaderUtils::split() function. The root cause is a regex pattern that matches whitespace followed by a lookbehind; an attacker can provide a long sequence of whitespace in the Cache-Contro...

CVE-2026-108082 Symfony: ReDoS in HeaderUtils::split() Reachable Through the Cache-Control Request Header

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to versions 5.4.54, 6.4.46, 7.4.19, and 8.1.7, HeaderUtils::split parsed header values with a pattern whose token alternative also matched whitespace, followed by a ?!\s lookbehind. A run of...

CVE-2024-22641

CVE-2024-22641 Vulnerability Type Regular expression Denial of Service ReDoS Affected Product and Version TCPDF AddPage; $pdf-ImageSVG$file='poc.svg'; ? Note: Checking with preglasterror after the vulnerable line of code, the regEx will exit with PREGBACKTRACKLIMITERROR...

PYSEC-2026-4304 Twisted: IMAP wildcardToRegexp() ReDoS

Summary wildcardToRegexp in twisted/mail/imap4.py converts IMAP LIST/LSUB wildcard patterns to Python regular expressions. It substitutes the two IMAP wildcards → ?:.? and % → ?:?:^\/? but passes every other character through unchanged to re.compile. This means that an authenticated IMAP client...

PYSEC-2026-4218 geopy: Regular Expression Denial of Service (ReDoS) in geopy.Point

Impact geopy.Point and Point.fromstring may take excessive CPU time when parsing long, malformed coordinate strings due to inefficient regular-expression behavior. The numeric Point constructor is not affected. Geocoders' reverse methods called with string inputs exercise the vulnerable path...