CVE-2026-92399 GPAC - Buffer Overflow

GPAC 26.07.0 contains a heap-based buffer overflow caused by manipulation of the payload_size argument in the WebSocket Handler component, letting remote attackers execute arbitrary code, exploit requires crafted payload.

CVSS base score 7.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.69% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-119

Vendor fix

Upgrade to version abi-16.26.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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