CVE-2026-36908

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-06-27. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: Elevated riskExposed: 0

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

A stack overflow in the AP4_Array::EnsureCapacity component of axiomatic-systems Bento4 before v1.8.9allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity55% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

June 26, 2026

Last Modified

June 29, 2026

Advisory Details (3)

Auto-updated Jun 29, 2026
No patch confirmed yet.
generic

fuzz_vuln/Bento4/mp42aac/poc4.zip at main · z1r00/fuzz_vuln · GitHub

https://github.com/z1r00/fuzz_vuln/blob/main/Bento4/mp42aac/poc4.zip
generic

Crash when opening crafted MP4 (Bento4 issues still reproducible) · Issue #1005 · Aleksoid1978/MPC-BE · GitHub

https://github.com/Aleksoid1978/MPC-BE/issues/1005
generic

out-of-memory in mp42aac · Issue #842 · axiomatic-systems/Bento4 · GitHub

https://github.com/axiomatic-systems/Bento4/issues/842

Vendor Advisories for CVE-2026-36908(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 8× in last 7d / 53× 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.

Showing the most recent 100 of 157 total refreshes for this CVE.

  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 09:37 UTCEPSS rescore
  3. 2026-09-10 09:34 UTCEPSS rescore
  4. 2026-09-08 22:00 UTCEPSS rescore
  5. 2026-09-07 16:01 UTCEPSS rescore
  6. 2026-09-06 14:51 UTCEG score recompute
  7. 2026-09-06 14:51 UTCGHSA enrichment
  8. 2026-09-06 13:47 UTCEPSS rescore
  9. 2026-09-04 05:06 UTCEPSS rescore
  10. 2026-09-02 14:12 UTCEPSS rescore
  11. 2026-09-01 13:53 UTCEPSS rescore
  12. 2026-09-01 04:39 UTCEPSS rescore
  13. 2026-08-30 19:17 UTCEPSS rescore
  14. 2026-08-30 19:13 UTCEG score recompute
  15. 2026-08-30 19:12 UTCGHSA enrichment
  16. 2026-08-30 01:22 UTCEPSS rescore
  17. 2026-08-28 21:41 UTCEPSS rescore
  18. 2026-08-27 22:52 UTCEG score recompute
  19. 2026-08-27 22:52 UTCGHSA enrichment
  20. 2026-08-27 14:25 UTCEPSS rescore
  21. 2026-08-26 14:46 UTCEPSS rescore
  22. 2026-08-25 13:49 UTCEPSS rescore
  23. 2026-08-24 12:44 UTCEG score recompute
  24. 2026-08-24 12:44 UTCGHSA enrichment
  25. 2026-08-23 09:19 UTCEG score recompute
Show 75 more
  1. 2026-08-23 09:19 UTCGHSA enrichment
  2. 2026-08-23 00:19 UTCEPSS rescore
  3. 2026-08-22 09:19 UTCEG score recompute
  4. 2026-08-22 09:19 UTCGHSA enrichment
  5. 2026-08-21 23:49 UTCEPSS rescore
  6. 2026-08-21 06:32 UTCEG score recompute
  7. 2026-08-21 06:32 UTCGHSA enrichment
  8. 2026-08-20 22:55 UTCEPSS rescore
  9. 2026-08-20 06:31 UTCEG score recompute
  10. 2026-08-20 06:31 UTCGHSA enrichment
  11. 2026-08-19 17:03 UTCEPSS rescore
  12. 2026-08-18 23:30 UTCEG score recompute
  13. 2026-08-18 23:30 UTCGHSA enrichment
  14. 2026-08-18 13:48 UTCEPSS rescore
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-17 00:49 UTCEG score recompute
  17. 2026-08-17 00:49 UTCGHSA enrichment
  18. 2026-08-16 14:56 UTCEPSS rescore
  19. 2026-08-16 02:14 UTCEPSS rescore
  20. 2026-08-16 00:49 UTCEG score recompute
  21. 2026-08-16 00:49 UTCGHSA enrichment
  22. 2026-08-15 01:30 UTCEPSS rescore
  23. 2026-08-15 00:47 UTCGHSA enrichment
  24. 2026-08-14 00:47 UTCEG score recompute
  25. 2026-08-14 00:47 UTCGHSA enrichment
  26. 2026-08-13 22:00 UTCEPSS rescore
  27. 2026-08-13 00:47 UTCEG score recompute
  28. 2026-08-13 00:47 UTCGHSA enrichment
  29. 2026-08-12 13:51 UTCEPSS rescore
  30. 2026-08-12 00:47 UTCEG score recompute
  31. 2026-08-12 00:47 UTCGHSA enrichment
  32. 2026-08-11 00:48 UTCEG score recompute
  33. 2026-08-11 00:47 UTCGHSA enrichment
  34. 2026-08-11 00:00 UTCEPSS rescore
  35. 2026-08-10 00:48 UTCEG score recompute
  36. 2026-08-10 00:48 UTCGHSA enrichment
  37. 2026-08-09 13:46 UTCEPSS rescore
  38. 2026-08-09 00:48 UTCEG score recompute
  39. 2026-08-09 00:48 UTCGHSA enrichment
  40. 2026-08-08 16:37 UTCEPSS rescore
  41. 2026-08-08 00:47 UTCEG score recompute
  42. 2026-08-08 00:47 UTCGHSA enrichment
  43. 2026-08-07 00:48 UTCEG score recompute
  44. 2026-08-07 00:48 UTCGHSA enrichment
  45. 2026-08-06 13:46 UTCEPSS rescore
  46. 2026-08-06 00:47 UTCEG score recompute
  47. 2026-08-06 00:47 UTCGHSA enrichment
  48. 2026-08-05 19:17 UTCEPSS rescore
  49. 2026-08-05 00:47 UTCEG score recompute
  50. 2026-08-05 00:47 UTCGHSA enrichment
  51. 2026-08-04 15:10 UTCEPSS rescore
  52. 2026-08-04 10:38 UTCEPSS rescore
  53. 2026-08-04 00:28 UTCEG score recompute
  54. 2026-08-04 00:28 UTCGHSA enrichment
  55. 2026-08-03 10:36 UTCEPSS rescore
  56. 2026-08-03 00:28 UTCEG score recompute
  57. 2026-08-03 00:28 UTCGHSA enrichment
  58. 2026-08-02 02:27 UTCEPSS rescore
  59. 2026-08-02 00:28 UTCEG score recompute
  60. 2026-08-02 00:28 UTCGHSA enrichment
  61. 2026-08-01 04:16 UTCEPSS rescore
  62. 2026-08-01 00:21 UTCGHSA enrichment
  63. 2026-07-31 00:19 UTCEG score recompute
  64. 2026-07-31 00:19 UTCGHSA enrichment
  65. 2026-07-30 16:28 UTCEPSS rescore
  66. 2026-07-30 01:30 UTCEPSS rescore
  67. 2026-07-30 00:11 UTCGHSA enrichment
  68. 2026-07-28 20:04 UTCEG score recompute
  69. 2026-07-28 20:04 UTCGHSA enrichment
  70. 2026-07-27 17:03 UTCEG score recompute
  71. 2026-07-27 17:03 UTCGHSA enrichment
  72. 2026-07-27 14:13 UTCEPSS rescore
  73. 2026-07-26 14:54 UTCEPSS rescore
  74. 2026-07-26 14:54 UTCEPSS rescore
  75. 2026-07-26 14:29 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-36908?
CVE-2026-36908 is a medium vulnerability published on June 26, 2026. A stack overflow in the AP4Array<AP4TrunAtom::Entry>::EnsureCapacity component of axiomatic-systems Bento4 before v1.8.9allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.
When was CVE-2026-36908 disclosed?
CVE-2026-36908 was first published in the National Vulnerability Database on June 26, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36908 actively exploited?
CVE-2026-36908 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 91.9% of all scored CVEs.
What is the CVSS score of CVE-2026-36908?
CVE-2026-36908 has a CVSS v3.1 base score of 5.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-36908?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36908, 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

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