CVE-2025-70304: GPAC · Stack-based Buffer Overflow
Affects GPACSource CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 33% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 15 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubzakkanijia/GPACpkg:github/zakkanijia/GPACOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Monitor GPAC project repositories and security advisories for official patches addressing CVE-2025-70304 and apply them promptly once available.
- Restrict processing of untrusted or unauthenticated media content, especially subtitle streams, to reduce exposure to crafted packets.
- Implement input validation and sanitization at the media ingestion layer to detect and reject malformed subtitle packets before they reach GPAC components.
- Employ sandboxing or containerization for media processing applications to isolate potential crashes and prevent wider system impact.
- Use application-level monitoring to detect abnormal crashes or service disruptions indicative of exploitation attempts.
- For streaming platforms, consider rate limiting or filtering suspicious media streams from external sources.
- Educate media content handlers and developers about the risks of processing untrusted media data and enforce secure coding practices in media-related software development.
- Maintain up-to-date backups and incident response plans to quickly recover from potential denial of service incidents.
Description
A buffer overflow in the vobsub_get_subpic_duration() function of GPAC v2.4.0 allows attackers to cause a Denial of Service (DoS) via a crafted packet.