HOMEVULNERABILITIESCVE-2026-8124
MEDIUM

CVE-2026-8124

CWE-400Published: May 8, 2026· Updated: May 14, 2026

5.5
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:2.1th

Official Description

A security vulnerability has been detected in GPAC up to 26.02.0. This affects the function sidx_box_read of the file src/isomedia/box_code_base.c. The manipulation leads to allocation of resources. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The identifier of the patch is 442e2299530138d8f874fd885c565ba98a6318ba. It is suggested to install a patch to address this issue.

NVD Source

Technical Analysis

CVE-2026-8124 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

gpac1 product
gpac
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/gpac/gpac/commit/442e2299530138d8f874fd885c565ba98a6318ba
ADVISORYhttps://github.com/gpac/gpac/issues/3519
ADVISORYhttps://vuldb.com/submit/808611
ADVISORYhttps://vuldb.com/vuln/361914

All References (6)

→
https://github.com/gpac/gpac/Product
→
https://github.com/gpac/gpac/commit/442e2299530138d8f874fd885c565ba98a6318baPatch
→
https://github.com/gpac/gpac/issues/3519Exploit · Issue Tracking · Third Party Advisory
→
https://vuldb.com/submit/808611Exploit · Third Party Advisory · VDB Entry
→
https://vuldb.com/vuln/361914Third Party Advisory · VDB Entry
→
https://vuldb.com/vuln/361914/ctiPermissions Required · VDB Entry

Quick Facts

CVE IDCVE-2026-8124
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-400
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedMay 8, 2026

Related CVEs (CWE-400)

CVE-2026-30141
9.8
CVE-2026-8856
9.1
CVE-2026-7790
8.7
CVE-2026-45169
8.7
CVE-2025-32424
8.7
CVE-2026-33155
8.7

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-8124 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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