CVE-2026-92879

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-17. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A security flaw has been discovered in vgmstream up to r2117. This issue affects the function parse_mus of the file src/meta/mus_acm.c. The manipulation results in resource consumption. The attack may be launched remotely. The patch is identified as ae37662ad626254ddd96ad69ac263792d7a92024. Applying a patch is advised to resolve this issue.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
20(Track)
EG Risk 20/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

September 17, 2026

Last Modified

September 17, 2026

Advisory Details (4)

Auto-updated Sep 17, 2026
Upstream fix merged — awaiting tagged release. Sources: github_pr, github_commit.
github_pr

misc10

Fix merged in vgmstream/vgmstream PR #2008 on 2026-08-23 — awaiting tagged release

https://github.com/vgmstream/vgmstream/pull/2008
generic

[Bug] Unbounded MUS track count causes excessive allocation · Issue #1993 · vgmstream/vgmstream · GitHub

https://github.com/vgmstream/vgmstream/issues/1993
github_commit

commit ae37662ad626 (vgmstream/vgmstream)

Fix landed in vgmstream/vgmstream commit ae37662ad626 — awaiting tagged release

https://github.com/vgmstream/vgmstream/commit/ae37662ad626254ddd96ad69ac263792d7a92024
generic

GitHub - vgmstream/vgmstream: vgmstream - A library for playback of various streamed audio formats used in video games. · GitHub

https://github.com/vgmstream/vgmstream/

Vendor Advisories for CVE-2026-92879(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-19 16:35 UTCEG score recompute
  2. 2026-09-19 16:35 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 18:58 UTCGHSA enrichment
  5. 2026-09-17 21:21 UTCGHSA enrichment
  6. 2026-09-17 17:58 UTCEG score recompute
  7. 2026-09-17 17:58 UTCGHSA enrichment
  8. 2026-09-17 15:44 UTCEG score recompute
  9. 2026-09-17 15:44 UTCGHSA enrichment
  10. 2026-09-17 14:19 UTCEG score recompute
  11. 2026-09-17 14:19 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-92879?
CVE-2026-92879 is a medium vulnerability published on September 17, 2026. A security flaw has been discovered in vgmstream up to r2117. This issue affects the function parsemus of the file src/meta/musacm.c. The manipulation results in resource consumption. The attack may be launched remotely. The patch is identified as ae37662ad626254ddd96ad69ac263792d7a92024. Applying…
When was CVE-2026-92879 disclosed?
CVE-2026-92879 was first published in the National Vulnerability Database on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92879 actively exploited?
CVE-2026-92879 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 62.7% of all scored CVEs.
What is the CVSS score of CVE-2026-92879?
CVE-2026-92879 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-92879?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92879, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-92879

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