Videolan VLC prior to version 3.0.20 contains an Integer underflow that leads to an incorrect packet length.
Priority HIGH 72CWE-191Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-191 and the CVSS impact.
Summary
Videolan VLC prior to version 3.0.20 contains an Integer underflow that leads to an incorrect packet length.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00907 60th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-47360
- 2026-10-03 Alias added: GHSA-xpr9-hg8g-rgg6
References
More VideoLAN Vlc Media Player vulnerabilities
- TI-2010-03131 libdirectx_plugin.dll in VideoLAN VLC Media Player before 1.1.8 allows remote attackers… CVSS 2.0HIGH 9.3
- TI-2023-25623 Videolan VLC prior to version 3.0.20 contains an incorrect offset read that leads to a… CVSS 3.1CRITICAL 9.8
- TI-2008-04437 Stack-based buffer overflow in the parse_master function in the Ty demux plugin… CVSS 2.0HIGH 9.3
- TI-2022-19821 An integer overflow in the VNC module in VideoLAN VLC Media Player through 3.0.17.4… CVSS 3.1HIGH 7.8
- TI-2012-01563 Stack-based buffer overflow in VideoLAN VLC media player before 2.0.1 allows remote… CVSS 2.0HIGH 9.3
- TI-2011-00458 demux/mkv/mkv.hpp in the MKV demuxer plugin in VideoLAN VLC media player 1.1.6.1 and… CVSS 2.0HIGH 9.3
Sources
- CVE-2023-47360 · CVE Program
- CVE-2023-47360 · NVD
- FIRST EPSS
- GHSA-xpr9-hg8g-rgg6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences