TI-2026-55102 Aliases CVE-2026-79513 GHSA-893v-gjhq-c9v3

A divide-by-zero vulnerability in the gf_dash_get_timeline_duration function…

MEDIUM 62CWE-369Published 2026-09-09 · Updated 2026-09-14

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-369.

Summary

A divide-by-zero vulnerability in the gf_dash_get_timeline_duration function (src/media_tools/dash_client.c) of GPAC v26.07.0 allows attackers to cause a Denial of Service (DoS) via a crafted MPD SegmentTimeline. Fixed in 2fd5a06ab226767900fd86edb5a1e8bfc1010640.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00371 31st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:gpac:gpac:26.07.0:::::::*	26.07.0	Vulnerable	gpac

cpe:2.3:a:gpac:gpac:26.07.0:*:*:*:*:*:*:* Versions 26.07.0 Vulnerable ·gpac

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-79513
2026-10-03 Alias added: GHSA-893v-gjhq-c9v3

References

Exploit 1

https://github.com/gpac/gpac/issues/3862

Patch 1

https://github.com/gpac/gpac/commit/2fd5a06ab226767900fd86edb5a1e8bfc1010640

TI-2023-25004 An issue was discovered in gpac version 2.3-DEV-rev588-g7edc40fee-master, allows remote… CVSS 3.1CRITICAL 9.8
TI-2025-43085 GPAC v2.4.0 was discovered to contain an out-of-bounds read in the oggdmx_parse_tags function. CVSS 3.1HIGH 8.2
TI-2024-00295 Stack-based Buffer Overflow in gpac/gpac CVSS 3.1CRITICAL 9.8
TI-2023-25341 Heap Buffer Overflow vulnerability in GPAC version 2.3-DEV-rev617-g671976fcc-master… CVSS 3.1CRITICAL 9.8
TI-2023-02661 NULL Pointer Dereference in gpac/gpac CVSS 3.1CRITICAL 9.8
TI-2026-22173 GPAC NHML Demuxer (dmx_nhml.c) Vulnerable to Stack Buffer Overflow CVSS 4.0HIGH 7.7

See all 400 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences