CVE-2024-52798 — path-to-regexp Unpatched `path-to-regexp` ReDoS in 0.1.x

2026-09-28T11:16:59.950129+00:00

Affected: pillarjs path-to-regexp

path-to-regexp turns path strings into a regular expressions. In certain cases, path-to-regexp will output a regular expression that can be exploited to cause poor performance. The regular expression that is vulnerable to backtracking can be generated in the 0.1.x release of path-to-regexp. Upgrade to 0.1.12. This vulnerability exists because of an incomplete fix for CVE-2024-45296.

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CVE-2024-52798 — path-to-regexp Unpatched `path-to-regexp` ReDoS in 0.1.x