CVE-2026-52297

LOWPre-NVD 2.92.9—
EchelonGraph scoreHIGH confidence

Score 2.9 from GitHub Security Advisory (severity: LOW) published 2026-09-14. a secondary CVSS source baseline 2.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
2.9EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 2.9Exploit: None knownExposed: 0

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

FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in mov_read_iacb in libavformat/mov.c.

CVSS v3
2.9
EG Score
2.9(high)
EG Risk
13(Track)
EG Risk 13/100SSVC: 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
Severity29% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

September 13, 2026

Last Modified

September 22, 2026

References (3)

Vendor Advisories for CVE-2026-52297(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 16× 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. 2026-09-23 17:53 UTCEPSS rescore
  2. 2026-09-22 20:15 UTCEG score recompute
  3. 2026-09-22 20:15 UTCGHSA enrichment
  4. 2026-09-20 14:52 UTCEG score recompute
  5. 2026-09-20 14:52 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-17 16:10 UTCEG score recompute
  8. 2026-09-17 16:10 UTCGHSA enrichment
  9. 2026-09-16 14:08 UTCEPSS rescore
  10. 2026-09-14 17:28 UTCEG score recompute
  11. 2026-09-14 17:28 UTCGHSA enrichment
  12. 2026-09-14 16:20 UTCEG score recompute
  13. 2026-09-14 16:20 UTCGHSA enrichment
  14. 2026-09-13 22:23 UTCEG score recompute
  15. 2026-09-13 22:14 UTCEG score recompute
  16. 2026-09-13 22:14 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-52297?
CVE-2026-52297 is a low vulnerability published on September 13, 2026. FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in movreadiacb in libavformat/mov.c.
When was CVE-2026-52297 disclosed?
CVE-2026-52297 was first published in the National Vulnerability Database on September 13, 2026, with the most recent update on September 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-52297 actively exploited?
CVE-2026-52297 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 96.1% of all scored CVEs.
What is the CVSS score of CVE-2026-52297?
CVE-2026-52297 has a CVSS v3 base score of 2.9 (NVD).
How do I remediate CVE-2026-52297?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-52297, 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-2026-52297

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