CWE-1333— Inefficient Regular Expression Complexity (ReDoS)
The product uses a regular expression with a worst-case computational complexity that is inefficient and possibly exponential.— MITRE CWE catalog
626 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-1333page 13 of 13
- CVE-2023-39174MEDIUMCVSS 4.3EG 4.32023-07-25
In JetBrains TeamCity before 2023.05.2 a ReDoS attack was possible via integration with issue trackers
- CVE-2022-2908MEDIUMCVSS 4.3EG 4.32022-10-17
A potential DoS vulnerability was discovered in Gitlab CE/EE versions starting from 10.7 before 15.1.5, all versions starting from 15.2 before 15.2.3, all versions starting from 15.3 before 15.3.1 allowed an attacker to trigger high CPU us…
- CVE-2021-41115MEDIUMCVSS 4.3EG 4.32021-10-07
Zulip is an open source team chat server. In affected versions Zulip allows organization administrators on a server to configure "linkifiers" that automatically create links from messages that users send, detected via arbitrary regular exp…
- CVE-2018-25077MEDIUMCVSS 3.5EG 4.32023-01-18
A vulnerability was found in melnaron mel-spintax. It has been rated as problematic. Affected by this issue is some unknown functionality of the file lib/spintax.js. The manipulation of the argument text leads to inefficient regular expres…
- CVE-2022-4891MEDIUMCVSS 3.5EG 4.32023-01-17
A vulnerability has been found in Sisimai up to 4.25.14p11 and classified as problematic. This vulnerability affects the function to_plain of the file lib/sisimai/string.rb. The manipulation leads to inefficient regular expression complexi…
- CVE-2026-77387MEDIUMCVSS 4.0EG 4.02026-10-01
geopy is a geocoding library for Python. Prior to 2.5.0, geopy.Point and Point.from_string() can spend excessive CPU time due to inefficient regular-expression behavior when an application passes a long malformed coordinate string without …
- CVE-2025-27220MEDIUMCVSS 4.0EG 4.02025-03-04
In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.
- CVE-2026-81725LOWCVSS 3.7EG 3.72026-08-27
NLTK before 3.10.3 contains a regular expression denial of service vulnerability in Pl196xCorpusReader that allows attackers to cause quadratic CPU consumption by supplying malformed TEI blocks with many unmatched opening tags. Attackers c…
- CVE-2025-4727LOWCVSS 3.7EG 3.72025-05-15
A vulnerability was found in Meteor up to 3.2.1 and classified as problematic. This issue affects the function Object.assign of the file packages/ddp-server/livedata_server.js. The manipulation of the argument forwardedFor leads to ineffic…
- CVE-2024-9506LOWCVSS 3.7EG 3.72024-10-15
Improper regular expression in Vue's parseHTML function leads to a potential regular expression denial of service vulnerability.
- CVE-2023-26112LOWCVSS 3.7EG 3.72023-04-03
All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\((.*)\). **Note:** This is only exploitable in the case of a developer, putting the offending valu…
- CVE-2024-9277LOWCVSS 3.5EG 3.52024-09-27
A vulnerability classified as problematic was found in Langflow up to 1.0.18. Affected by this vulnerability is an unknown functionality of the file \src\backend\base\langflow\interface\utils.py of the component HTTP POST Request Handler. …
- CVE-2021-4437LOWCVSS 3.5EG 3.52024-02-12
A vulnerability, which was classified as problematic, has been found in dbartholomae lambda-middleware frameguard up to 1.0.4. Affected by this issue is some unknown functionality of the file packages/json-deserializer/src/JsonDeserializer…
- CVE-2023-3906LOWCVSS 3.5EG 3.52023-09-29
An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image urls which bypass the asset proxy.
- CVE-2026-11478LOWCVSS 3.3EG 3.32026-06-08
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 e…
- CVE-2026-4539LOWCVSS 3.3EG 3.32026-03-22
A security flaw has been discovered in pygments up to 2.19.2. The impacted element is the function AdlLexer of the file pygments/lexers/archetype.py. The manipulation results in inefficient regular expression complexity. The attack is only…
- CVE-2026-111714LOWCVSS 3.1EG 3.12026-10-16
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 subd…
- CVE-2025-5889LOWCVSS 3.1EG 3.12025-06-09
A vulnerability was found in juliangruber brace-expansion up to 1.1.11/2.0.1/3.0.0/4.0.0. It has been rated as problematic. Affected by this issue is the function expand of the file index.js. The manipulation leads to inefficient regular e…
- CVE-2025-4215LOWCVSS 3.1EG 3.12025-05-02
A vulnerability was found in gorhill uBlock Origin up to 1.63.3b16. It has been classified as problematic. Affected is the function currentStateChanged of the file src/js/1p-filters.js of the component UI. The manipulation leads to ineffic…
- CVE-2024-6434LOWCVSS 3.1EG 3.12024-07-04
The Premium Addons for Elementor plugin for WordPress is vulnerable to Regular Expression Denial of Service (ReDoS) in all versions up to, and including, 4.10.35. This is due to processing user-supplied input as a regular expression. This …
- CVE-2025-69873LOWCVSS 2.9EG 2.92026-02-11
ajv (Another JSON Schema Validator) before 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 …
- CVE-2025-48059LOWCVSS 2.7EG 2.72025-06-20
PowSyBl (Power System Blocks) is a framework to build power system oriented software. In com.powsybl:powsybl-iidm-criteria versions 6.3.0 to before 6.7.2 and com.powsybl:powsybl-contingency-api versions 5.0.0 to before 6.3.0, there is a a …
- CVE-2025-3985LOWCVSS 2.7EG 2.72025-04-27
A vulnerability was found in Apereo CAS 5.2.6. It has been classified as problematic. This affects the function ResponseEntity of the file cas-5.2.6\webapp-mgmt\cas-management-webapp-support\src\main\java\org\apereo\cas\mgmt\services\web\M…
- CVE-2024-28864LOWCVSS 2.6EG 2.62024-03-18
SecureProps is a PHP library designed to simplify the encryption and decryption of property data in objects. A vulnerability in SecureProps version 1.2.0 and 1.2.1 involves a regex failing to detect tags during decryption of encrypted data…
- CVE-2025-2792LOWEG not assessed2025-03-26
@mozilla/readability Denial of Service through Regex Specially crafted titles may have caused a regular expression to excessively backtrack and cause a local denial of service. Additional Details are [available at Bugzilla](https://bugzi…
- CVE-2024-27088UnratedEG not assessed2024-02-26
es5-ext contains ECMAScript 5 extensions. Passing functions with very long names or complex default argument names into `function#copy` or `function#toStringTokens` may cause the script to stall. The vulnerability is patched in v0.10.63.
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