What is CVE-2025-70298?

CVE-2025-70298 is a high-severity vulnerability in Gpac, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2026-01-15.

How severe is CVE-2025-70298?

High severity. CVSS v3 base score is 8.2 out of 10.

Out-of-bounds Read in Gpac

CVE-2025-70298

GPAC v2.4.0 was discovered to contain an out-of-bounds read in the oggdmx_parse_tags function.

Vulnerability class: Buffer Overflow

Published 2026-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (35.5th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Gpac — versions 2.4.0

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

github.com/zakkanijia/POC/blob/main/dmx_ogg/GPAC_oggdmx_parse_tags_offbyone.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-70298?: CVE-2025-70298 is a high-severity vulnerability in Gpac, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2026-01-15.
How severe is CVE-2025-70298?: High severity. CVSS v3 base score is 8.2 out of 10.