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CVE-2026-107660.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 6.3CVSS 4.0 · disclosure@vulncheck.com
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSUndergoing AnalysisModified Oct 08, 2026

Disclosure summary

FFmpeg before 8.1.3 and 9.x before 9.0.2 contains an improper certificate validation vulnerability in tls_open() of libavformat/tls_mbedtls.c, which skips hostname checks for IP-address hosts. Network attackers can intercept https, rtmps, or tls connections to IP-literal URLs with any trusted CA-issued certificate to read and tamper with streams.

Source-reported weakness categories

CWE-297

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-107660

Open original source · Updated Oct 08, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-08T12:17:04-04:00
MODIFIED 2026-10-08T17:04:38-04:00
INGESTED 2026-10-10T20:55:03-04:00