What’s Vulnerable › Vulnerabilities

CVE-2026-41470: LIVE555 < 2026.04.22 RTSP Server Authorization Bypass via Session Token

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-19 · updated 2026-07-24
• Weakness: CWE-863

Description

LIVE555 before 2026.04.22 contains an authorization bypass vulnerability in RTSP session command handling that allows attackers to replay valid Session tokens from unauthenticated connections. Attackers who obtain a valid Session token can issue PLAY and TEARDOWN commands from a second TCP connection without authentication, causing server crashes through virtual function call errors or disrupting active streams by terminating victim sessions.

Affected products

• Live Networks, Inc. LIVE555: before 2026.04.22 — fixed in 2026.04.22

How to fix

Upgrade to a fixed version: Live Networks, Inc. LIVE555 2026.04.22. Check the vendor advisory for mitigations.

References

• https://download.live555.com/
• https://gist.github.com/yhcho0405/ee9b67a96808ef19f22e8a4ee88c795f
• https://www.vulncheck.com/advisories/live555-rtsp-server-authorization-bypass-via-session-token

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