CVE-2026-4926

Impact: A bad regular expression is generated any time you have multiple sequential optional groups curly brace syntax, such as abc:z. The generated regex grows exponentially with the number of groups, causing denial of service. Patches: Fixed in version 8.4.0. Workarounds: Limit the number of...

CVE-2026-4923

Impact: When using multiple wildcards, combined with at least one parameter, a regular expression can be generated that is vulnerable to ReDoS. This backtracking vulnerability requires the second wildcard to be somewhere other than the end of the path. Unsafe examples: /foo-bar-:baz /a-:b-c-:d...

UBUNTU-CVE-2026-4926

Impact: A bad regular expression is generated any time you have multiple sequential optional groups curly brace syntax, such as abc:z. The generated regex grows exponentially with the number of groups, causing denial of service. Patches: Fixed in version 8.4.0. Workarounds: Limit the number of...

CVE-2026-4923 path-to-regexp vulnerable to Regular Expression Denial of Service via multiple wildcards

Impact: When using multiple wildcards, combined with at least one parameter, a regular expression can be generated that is vulnerable to ReDoS. This backtracking vulnerability requires the second wildcard to be somewhere other than the end of the path. Unsafe examples: /foo-bar-:baz /a-:b-c-:d...

CVE-2026-4923

The CVE-2026-4923 entry describes a ReDoS vulnerability in path-to-regexp when using multiple wildcards with at least one parameter, where a backtracking-regex can be generated if the second wildcard is not at the path end. Affects are demonstrated with unsafe and safe examples, and the recommend...

CVE-2026-4926

Impact: A bad regular expression is generated any time you have multiple sequential optional groups curly brace syntax, such as abc:z. The generated regex grows exponentially with the number of groups, causing denial of service. Patches: Fixed in version 8.4.0. Workarounds: Limit the number of...

CVE-2026-4926

Impact: A bad regular expression is generated any time you have multiple sequential optional groups curly brace syntax, such as abc:z. The generated regex grows exponentially with the number of groups, causing denial of service. Patches: Fixed in version 8.4.0. Workarounds: Limit the number of...

01-numacert (>=1.0.0, <=3.0.0), 05day (1.0.0) +15991 more potentially affected by CVE-2024-45296 +1 more via path-to-regexp (>=0.0.2, <=0.1.12)

path-to-regexp NPM version =0.0.2, =1.0.0, =1.0.1, =1.0.3, =0.2.0, =1.0.2, =1.0.0, =2.0.0, =0.2.0, =0.2.0, =0.2.3 and more Source cves: CVE-2024-45296, CVE-2026-4867 Source advisory: SNYK:JS-PATHTOREGEXP-15789761...

@algolia/coquille (>=0.0.2, <=0.0.13), @candlelabs/sdk (>=1.0.1, <=1.0.2) +27 more potentially affected by CVE-2026-33750 via brace-expansion (>=1.1.0, <=1.1.11)

brace-expansion NPM version =1.1.0, =0.0.2, =1.0.1, =0.0.1, =0.1.0, =1.0.0, =1.0.0, =0.0.3, =0.0.1, =0.1.0 and more Source cves: CVE-2026-33750 Source advisory: OSV:GHSA-F886-M6HF-6M8V...

@activepieces/piece-google-gemini (0.1.6), @activepieces/piece-google-vertexai (0.1.2) +8 more potentially affected by CVE-2026-33750 via brace-expansion (>=2.0.0, <=2.0.2)

brace-expansion NPM version =2.0.0, =0.2.1, =1.16.0, =1.0.1, =0.0.20, =15.0.0 - fluid-webdriver 1.1.2 - nx-cargo 1.0.0-alpha.2 Source cves: CVE-2026-33750 Source advisory: SNYK:JS-BRACEEXPANSION-15789759...

CVE-2026-4867

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

UBUNTU-CVE-2026-4867

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

CVE-2026-4867

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

SUSE CVE-2026-4539

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 possible with local access. The exploit has been released...

CVE-2026-4867 path-to-regexp vulnerable to Regular Expression Denial of Service via multiple route parameters

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

CVE-2026-4867 path-to-regexp vulnerable to Regular Expression Denial of Service via multiple route parameters

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

CVE-2026-4867

Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not a period .. For example, /:a-:b-:c or /:a-:b-:c-:d. The backtrack protection added in [email protected] only prevents ambiguity for two...

CVE-2026-32770

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.19 and 8.6.43, a remote attacker can crash the Parse Server by subscribing to a LiveQuery with an invalid regular expression pattern. The server process terminates when the...

CVE-2026-32234

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.10 and 8.6.36, an attacker with access to the master key can inject malicious SQL via crafted field names used in query constraints when Parse Server is configured with...

CVE-2026-33347

league/commonmark is a PHP Markdown parser. From version 2.3.0 to before version 2.8.2, the DomainFilteringAdapter in the Embed extension is vulnerable to an allowlist bypass due to a missing hostname boundary assertion in the domain-matching regex. An attacker-controlled domain like...