CVE-2026-15185
GPAC MP4Box vobsub.c vobsub_read_idx out-of-bounds
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
A vulnerability was determined in GPAC 26.03-DEV. This affects the function vobsub_read_idx of the file /src/media_tools/vobsub.c of the component MP4Box. Executing a manipulation of the argument num_langs can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. This patch is called 532097084729a936bcdf6a27c41003f3bd7dc3ff. It is best practice to apply a patch to resolve this issue. Two different commits were applied to fix this issue.
| CWE | CWE-125 CWE-119 |
| Vendor | n/a |
| Product | gpac |
| Published | Jul 9, 2026 |
| Last Updated | Jul 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / GPAC
26.03-DEV
References
vuldb.com: https://vuldb.com/vuln/377111 vuldb.com: https://vuldb.com/vuln/377111/cti vuldb.com: https://vuldb.com/cve/CVE-2026-15185 vuldb.com: https://vuldb.com/submit/851214 github.com: https://github.com/gpac/gpac/issues/3611 github.com: https://github.com/gpac/gpac/commit/aa0fb77b82e51b159a2024c440cdf6b571b14d81 github.com: https://github.com/gpac/gpac/commit/532097084729a936bcdf6a27c41003f3bd7dc3ff github.com: https://github.com/gpac/gpac/
Credits
🔍 Fantasy_2026 (VulDB User) VulDB CNA Team