EEF-CVE-2026-82735 Match regex runs on over-length input in Ash.Type.String, enabling regex denial of service

Summary Uncontrolled Resource Consumption vulnerability in ash-project ash allows an attacker to force an expensive regular expression to run on input that a length constraint should have already rejected. Ash.Type.String.applyconstraints/2 lib/ash/type/string.ex evaluated the :match regex...

CVE-2026-82735 Match regex runs on over-length input in Ash.Type.String, enabling regex denial of service

Uncontrolled Resource Consumption vulnerability in ash-project ash allows an attacker to force an expensive regular expression to run on input that a length constraint should have already rejected. Ash.Type.String.applyconstraints/2 lib/ash/type/string.ex evaluated the :match regex regardless of...

CVE-2026-82735: Uncontrolled Resource Consumption

Uncontrolled Resource Consumption vulnerability in ash-project ash allows an attacker to force an expensive regular expression to run on input that a length constraint should have already rejected. Ash.Type.String.applyconstraints/2 lib/ash/type/string.ex evaluated the :match regex regardless of...

PT-2026-84084

Uncontrolled Resource Consumption vulnerability in ash-project ash allows an attacker to force an expensive regular expression to run on input that a length constraint should have already rejected. Ash.Type.String.apply constraints/2 lib/ash/type/string.ex evaluated the :match regex regardless of...

PT-2026-89832

HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parse date...

PT-2026-84528

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 153.2 Thunderbird versions prior to 155 Description The mail.allowed attachment hostnames advanced configuration setting is used in a regular expression without proper escaping. This flaw allows certain unintended...

Security Vulnerabilities fixed in Thunderbird 155 — Mozilla

Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. A maliciously constructed mail header could lead to a one byte read past the end of a buffer. A malicious IMAP server can trigger use-after-free and heap-memory disclosure by sending a crafted ID...

Duplicate Advisory: ReDoS in nltk.tgrep via unvalidated user-supplied regular expressions

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-w3v8-gmh9-3wv7. This link is maintained to preserve external references. Original Description NLTK before 3.10.3 contains a regular expression denial of service ReDoS vulnerability in the tgrep module. The...

Security Bulletin: IBM ContextForge MCP Gateway is affected by security filter bypass via nested payload structures

Summary IBM ContextForge MCP Gateway includes regexfilter and denyfilter plugins that operators configure as security controls for PII redaction, secret scrubbing, prompt-injection filtering, and forbidden-content blocking. These plugins contain a filter bypass vulnerability CVE-PENDING where the...

K000163144: Spring Data vulnerability CVE-2026-41696

Security Advisory Description Spring Data MongoDB repository query methods annotated with @Query that use regex parameter binding perform insufficient validation of the bound parameter. An attacker can supply a crafted string to break out of the intended regular expression quoting. Affected...

CVE-2026-75757

Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

EEF-CVE-2026-82726 AshPhoenix get_subdomain maps a crafted or differently-cased Host header to an arbitrary tenant

Summary Permissive Regular Expression vulnerability in ash-project ashphoenix lets a remote client select the tenant an Ash application uses, or degrade the request, by sending a crafted Host header. AshPhoenix.Helpers.getsubdomain/2 stripped the root domain with String.replacehost, r/.?roothost/...

EUVD-2026-68335

Permissive Regular Expression vulnerability in ash-project ashphoenix lets a remote client select the tenant an Ash application uses, or degrade the request, by sending a crafted Host header. AshPhoenix.Helpers.getsubdomain/2 stripped the root domain with String.replacehost, r/.?roothost/, "". Th...

CVE-2026-82726 AshPhoenix get_subdomain maps a crafted or differently-cased Host header to an arbitrary tenant

Permissive Regular Expression vulnerability in ash-project ashphoenix lets a remote client select the tenant an Ash application uses, or degrade the request, by sending a crafted Host header. AshPhoenix.Helpers.getsubdomain/2 stripped the root domain with String.replacehost, r/.?roothost/, "". Th...

CVE-2026-82726

CVE-2026-82726 is a permissive regular expression vulnerability in ash-project ash_phoenix (versions 2.1.26 through before 2.3.25). The function AshPhoenix.Helpers.get_subdomain/2 interpolated the root host raw into a regex, turning each dot into a wildcard and allowing metacharacters as pattern ...

CVE-2026-75757 AshAdmin cookie reader matches names by substring, enabling actor/session shadowing from a sibling subdomain

Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

EUVD-2026-68324

Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

CVE-2026-75757 AshAdmin cookie reader matches names by substring, enabling actor/session shadowing from a sibling subdomain

Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

CVE-2026-75757 AshAdmin cookie reader matches names by substring, enabling actor/session shadowing from a sibling subdomain

Reliance on Cookies without Validation and Integrity Checking vulnerability in ash-project ashadmin lets an attacker who controls a sibling subdomain rebind an admin's session to a different actor, tenant, or authorization mode. AshAdmin's client JavaScript read its state cookies tenant,...

Low: python3.13

Issue Overview: Attacker-controlled CSV samples can trigger super-linear regular-expression work during dialect sniffing and consume significant CPU when applications pass unbounded input to csv.Sniffer.sniff. CVE-2026-18503 Element.findall and fully-consumed Element.iterfind exhibit On^2 time...