CVE-2026-7135CWE-119CWE-125

GPAC MP4Box box_code_base.c elng_box_read out-of-bounds

Medium · published April 27, 2026

CVSS v4.0
4.8
EPSS
0%
Percentile
4.6
In the wild
Unconfirmed
What it is

A security flaw has been discovered in GPAC up to 26.03-DEV-rev105-g8f39a1eb3-master. Affected by this vulnerability is the function elng_box_read of the file src/isomedia/box_code_base.c of the component MP4Box. Performing a manipulation of the argument elng results in out-of-bounds read. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The patch is named cf6ac48c972eaaee2af270adc3f36615325deb3e. The affected component should be upgraded.

The record
Technical detail
CVSS v4.0
4.8 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00159 · 4.6th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-125 · Out-of-bounds Read
Published
2026-04-27T15:15Z
EPSS history
Timeline
  • 27 APR 15:15Z
    GPAC MP4Box box_code_base.c elng_box_read out-of-bounds
    cvelistv5