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Libevent Project · weakness class

Denial of Service

2 CVEs

Every dot is a CVE in what this vendor ships; the named ones are the most at risk.

Every one of the 2 is a mark on the map. Named now: 1 to 2, most at risk first.

  1. Libevent: Unbounded memory accumulation in WebSocket server via fragmented framesCVE-2026-63495libevent · CVSS 7.5 · 0.6% likely

    CWE-770

  2. Libevent: Heap out-of-bounds write in bufferevent_socket_set_conn_address_ reachable via AF_UNIX acceptCVE-2026-63388libevent · CVSS 8.4 · 0.1% likely

    CWE-617

exploited in the wildcheck availableringed, named or not: CyberSIXT has reported on it

Zoom in on the map and the dots under the middle of it are named where they are.

Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.