Low severity2.5NVD Advisory· Published Oct 22, 2026
CVE-2026-115319
CVE-2026-115319
Description
fzf 0.36.0 through 0.74.5 contains an inefficient algorithmic complexity vulnerability in maskActionContents that allows local attackers to exhaust the --listen HTTP server through quadratic string concatenation. Attackers can repeatedly send POST bodies of about 1 MB to the unauthenticated localhost port, blocking the single-threaded server for about 30 seconds each time.
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Affected products
1Patches
Vulnerability mechanics
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