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CVE-2026-92475

GPAC downloader.c wait_for_header_and_parse out-of-bounds

MEDIUM
5.3
CVSS Score
Published: September 16, 2026 at 07:45 PM UTC
Updated: September 22, 2026 at 04:18 PM UTC
1 product affected across 1 vendorGpac

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

A weakness has been identified in GPAC 26.08-DEV. This impacts the function wait_for_header_and_parse of the file src/utils/downloader.c. This manipulation of the argument Content-Range causes out-of-bounds read. The attack requires local access. The exploit has been made available to the public and could be used for attacks. Upgrading to version abi-16.26 will fix this issue. Patch name: c74a3065038ede35c1c7b75fa493a69ef6bcdb84. It is recommended to upgrade the affected component.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Gpac· Gpac
95%
26.08-DEV
Vendor states this is fixed in abi-16.26 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (8)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/405734
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/405734/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-92475
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/941761
ExploitIssue Tracking
Source: cverecord
https://github.com/gpac/gpac/issues/3859
Patch
Source: cverecord
https://github.com/gpac/gpac/commit/c74a3065038ede35c1c7b75fa493a69ef6bcdb84
Patch
Source: cverecord
https://github.com/gpac/gpac/releases/tag/abi-16.26
Product
Source: cverecord
https://github.com/gpac/gpac/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-125CWE-119

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