CVE-2009-3953

HIGHNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 5 sources updated this weekExploited in the wild
8.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 84%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

The U3D implementation in Adobe Reader and Acrobat 9.x before 9.3, 8.x before 8.2 on Windows and Mac OS X, and 7.x before 7.1.4 allows remote attackers to execute arbitrary code via malformed U3D data in a PDF document, related to a CLODProgressiveMeshDeclaration "array boundary issue," a different vulnerability than CVE-2009-2994.

CVSS v3
8.8
EG Score
9.0(high)
EPSS
99.7%
KEV
⚠ Exploited

Published

January 13, 2010

Last Modified

April 21, 2026

Advisory Details (4)

Auto-updated May 2, 2026
No patch confirmed yet.
generic
http://www.securityfocus.com/bid/37758
generic

Support

http://www.redhat.com/support/errata/RHSA-2010-0060.html
generic

About Secunia Research | Flexera

http://secunia.com/advisories/38215
generic

About Secunia Research | Flexera

http://secunia.com/advisories/38138

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatacroread-0:9.3-32010-01-20redhat
redhatacroread-0:9.3-1.el42010-01-13redhat
redhatacroread-0:9.3-1.el52010-01-13redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(2)

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

All Vendor Advisories

(3)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 88× in last 7d / 369× 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 679 total refreshes for this CVE.

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

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Metasploit module) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-16622✓ verified
    First seen Sep 25, 2010

    Adobe - U3D CLODProgressiveMeshDeclaration Array Overrun (Metasploit) (2)

    Open source ↗
  • Metasploitexploit/windows/fileformat/adobe_u3d_meshdecl✓ verified
    First seen Oct 13, 2009

    Adobe U3D CLODProgressiveMeshDeclaration Array Overrun

    Open source ↗

Frequently asked(6)

What is CVE-2009-3953?
CVE-2009-3953 is a high vulnerability published on January 13, 2010. The U3D implementation in Adobe Reader and Acrobat 9.x before 9.3, 8.x before 8.2 on Windows and Mac OS X, and 7.x before 7.1.4 allows remote attackers to execute arbitrary code via malformed U3D data in a PDF document, related to a CLODProgressiveMeshDeclaration "array boundary issue," a different…
When was CVE-2009-3953 disclosed?
CVE-2009-3953 was first published in the National Vulnerability Database on January 13, 2010, with the most recent update on April 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2009-3953 actively exploited?
Yes. CISA added CVE-2009-3953 to the Known Exploited Vulnerabilities catalog on June 8, 2022, affecting Adobe Acrobat and Reader. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2009-3953?
CVE-2009-3953 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2009-3953?
CVE-2009-3953 affects Adobe Acrobat and Reader. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2009-3953?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-3953, 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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