Out-of-bounds Read in Videolan Vlc Media Player
CVE-2026-73324
Certain VLC media player builds in versions 3.0.0 through 3.0.23 contain a memory-safety vulnerability reachable when processing media from an attacker-controlled network source. Exploitation requires user interaction and may disclose a limited, layout-dependent amount of VLC process memory. Exposure depends on build configuration.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/videolan/vlc (product)
- github.com/videolan/vlc/blob/3.0.23/modules/access/rtsp/access.c (technical-description)
- github.com/videolan/vlc/blob/3.0.23/modules/access/rtsp/rtsp.c (technical-description)
- www.vulncheck.com/advisories/vlc-media-player-3.0.0-through-3.0.23-heap-out-of-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-73324?
- CVE-2026-73324 is a medium-severity vulnerability in Videolan Vlc Media Player, classified under Out-of-bounds Read. CVSS score: 4.3/10. Published 2026-09-09.
- How severe is CVE-2026-73324?
- Medium severity. CVSS v3 base score is 4.3 out of 10.