LIVE555 < 2026.04.22 RTSP Server Authorization Bypass via Session Token
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Live Networks | LIVE555 | before 2026.04.22 | 2026.04.22 | Patch available | CNA |
- LIVE555 VendorLive Networks Affected before 2026.04.22 Fixed in 2026.04.22 Patch available CNA
Remediation
- Fix · CNA LIVE555 (Live Networks, Inc.) Fixed in 2026.04.22
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-41470
- 2026-10-03 Alias added: GHSA-3x7c-xg4r-972q
References
Sources
- CVE-2026-41470 · CVE Program
- CVE-2026-41470 · NVD
- FIRST EPSS
- GHSA-3x7c-xg4r-972q · GitHub Advisory Database · CC BY 4.0
- CVE-2026-41470 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences