CVE-2025-53644

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 54% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.8Exploit: NoneExposed: 0

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

OpenCV is an Open Source Computer Vision Library. Versions 4.10.0 and 4.11.0 have an uninitialized pointer variable on stack that may lead to arbitrary heap buffer write when reading crafted JPEG images. Version 4.12.0 fixes the vulnerability.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
29.6%
KEV
Not listed

Published

July 17, 2025

Last Modified

October 17, 2025

Advisory Details (4)

Auto-updated Jun 13, 2026
🔬 Proof of concept available. Patch available. Sources: github_release, github, github_commit.
github🟡 PoC Available

GHSL-2025-057: Heap buffer write in OpenCV - CVE-2025-53644 | GitHub Security Lab

https://securitylab.github.com/advisories/GHSL-2025-057_OpenCV/
github_release Patch Available

OpenCV 4.12.0

Patch available: opencv/opencv 4.12.0

https://github.com/opencv/opencv/releases/tag/4.12.0
generic

security@opencv.org · Issue #27271 · opencv/opencv · GitHub

https://github.com/opencv/opencv/issues/27271
github_commit

commit a39db41390de (opencv/opencv)

Fix landed in opencv/opencv commit a39db41390de — awaiting tagged release

https://github.com/opencv/opencv/commit/a39db41390de546d18962ee1278bd6dbb715f466

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 42× 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. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-22 14:07 UTCEPSS rescore
  3. 2026-07-21 15:24 UTCEPSS rescore
  4. 2026-07-20 17:08 UTCEPSS rescore
  5. 2026-07-19 14:30 UTCEPSS rescore
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  10. 2026-07-15 16:57 UTCEPSS rescore
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  12. 2026-07-15 01:59 UTCEPSS rescore
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  14. 2026-07-13 22:29 UTCEPSS rescore
  15. 2026-07-13 06:12 UTCEPSS rescore
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  17. 2026-07-12 05:46 UTCEPSS rescore
  18. 2026-07-11 08:27 UTCEPSS rescore
  19. 2026-07-11 08:27 UTCEPSS rescore
  20. 2026-07-09 19:09 UTCEPSS rescore
  21. 2026-07-08 15:15 UTCEPSS rescore
  22. 2026-07-06 18:51 UTCOSV refresh
  23. 2026-07-06 16:27 UTCEPSS rescore
  24. 2026-07-06 16:27 UTCEPSS rescore
  25. 2026-07-06 02:23 UTCEPSS rescore
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  1. 2026-07-06 02:23 UTCEPSS rescore
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  3. 2026-07-04 06:30 UTCEPSS rescore
  4. 2026-07-02 17:01 UTCEPSS rescore
  5. 2026-07-01 15:06 UTCEPSS rescore
  6. 2026-06-30 23:22 UTCEPSS rescore
  7. 2026-06-29 14:06 UTCEPSS rescore
  8. 2026-06-29 14:06 UTCEPSS rescore
  9. 2026-06-28 14:07 UTCEPSS rescore
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  11. 2026-06-28 04:55 UTCEPSS rescore
  12. 2026-06-27 03:08 UTCEPSS rescore
  13. 2026-06-27 03:08 UTCEPSS rescore
  14. 2026-06-25 13:49 UTCEPSS rescore
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  17. 2026-06-23 21:32 UTCEPSS rescore
  18. 2026-06-22 14:25 UTCEPSS rescore
  19. 2026-06-21 14:56 UTCEPSS rescore
  20. 2026-06-21 14:56 UTCEPSS rescore
  21. 2026-06-21 01:59 UTCEPSS rescore
  22. 2026-06-21 01:59 UTCEPSS rescore
  23. 2026-06-19 19:25 UTCEPSS rescore
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  25. 2026-06-18 17:52 UTCEPSS rescore
  26. 2026-06-18 17:52 UTCEPSS rescore
  27. 2026-06-18 07:13 UTCOSV refresh
  28. 2026-06-17 17:52 UTCEPSS rescore
  29. 2026-06-16 17:52 UTCEPSS rescore
  30. 2026-06-16 17:52 UTCEPSS rescore
  31. 2026-06-15 17:48 UTCEPSS rescore
  32. 2026-06-14 23:17 UTCEPSS rescore
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  34. 2026-06-12 23:11 UTCEPSS rescore
  35. 2026-06-11 14:00 UTCEPSS rescore
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  37. 2026-06-10 22:18 UTCEPSS rescore
  38. 2026-06-10 22:18 UTCEPSS rescore
  39. 2026-06-10 13:22 UTCEPSS rescore
  40. 2026-06-10 13:22 UTCEPSS rescore
  41. 2026-06-08 14:16 UTCEPSS rescore
  42. 2026-06-08 14:16 UTCEPSS rescore
  43. 2026-06-07 15:24 UTCEPSS rescore
  44. 2026-06-07 15:24 UTCEPSS rescore
  45. 2026-06-06 13:47 UTCEPSS rescore
  46. 2026-06-06 13:47 UTCEPSS rescore
  47. 2026-06-05 22:46 UTCEPSS rescore
  48. 2026-06-05 22:46 UTCEPSS rescore
  49. 2026-06-05 06:10 UTCEPSS rescore
  50. 2026-06-05 06:10 UTCEPSS rescore
  51. 2026-06-04 13:12 UTCEPSS rescore
  52. 2026-06-04 13:12 UTCEPSS rescore
  53. 2026-06-02 20:12 UTCEPSS rescore
  54. 2026-06-02 20:12 UTCEPSS rescore
  55. 2026-06-01 13:51 UTCEPSS rescore
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  57. 2026-05-31 22:30 UTCEPSS rescore
  58. 2026-05-31 22:30 UTCEPSS rescore
  59. 2026-05-31 00:16 UTCEPSS rescore
  60. 2026-05-31 00:16 UTCEPSS rescore
  61. 2026-05-30 01:47 UTCEG score recompute
  62. 2026-05-29 13:44 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-53644?
CVE-2025-53644 is a critical vulnerability published on July 17, 2025. OpenCV is an Open Source Computer Vision Library. Versions 4.10.0 and 4.11.0 have an uninitialized pointer variable on stack that may lead to arbitrary heap buffer write when reading crafted JPEG images. Version 4.12.0 fixes the vulnerability.
When was CVE-2025-53644 disclosed?
CVE-2025-53644 was first published in the National Vulnerability Database on July 17, 2025, with the most recent update on October 17, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-53644 actively exploited?
CVE-2025-53644 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-53644?
CVE-2025-53644 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2025-53644?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-53644, 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.

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