CVE-2026-39103

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-05 · updated 2026-06-17
Weakness: CWE-122

Description

Buffer Overflow vulnerability in GPAC before commit v391dc7f4d234988ea0bc3cc294eb725eddf8f702 allows an attacker to cause a denial of service via the src/scenegraph/svg_attributes.c, svg_parse_strings(), gf_svg_parse_attribute()

Affected products

GPAC: before 2026-04-01 — fixed in 2026-04-01

How to fix

Upgrade to a fixed version: GPAC 2026-04-01. Check the vendor advisory for mitigations.

References

https://github.com/gpac/gpac/commit/391dc7f4d234988ea0bc3cc294eb725eddf8f702
https://github.com/gpac/gpac/issues/3506
https://github.com/gpac/gpac/issues/3506

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