CVE-2009-3459

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 2026-05-20), 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: 87%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these details are obtained from third party information.

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

Published

October 13, 2009

Last Modified

May 21, 2026

Advisory Details (5)

Auto-updated May 22, 2026
No patch confirmed yet.
generic

VUPEN Security - Vulnerability Research and Intelligence

http://www.vupen.com/english/advisories/2009/2851
generic
http://www.securityfocus.com/bid/36600
generic
http://securitytracker.com/id?1023007
generic

About Secunia Research | Flexera

http://secunia.com/advisories/36983
generic

SANS.edu Internet Storm Center - SANS Internet Storm Center

http://isc.sans.org/diary.html?storyid=7300

Vendor Advisories for CVE-2009-3459(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatacroread-0:8.1.7-1.el52009-10-14redhat

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

(1)

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 94× in last 7d / 389× 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 703 total refreshes for this CVE.

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

Publicly available exploits

(4 references)

Working exploit code is in the public domain (2 Metasploit modules) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-16652✓ verified
    First seen Sep 25, 2010

    Adobe - FlateDecode Stream Predictor 02 Integer Overflow (Metasploit) (2)

    Open source ↗
  • Exploit-DBEDB-16546✓ verified
    First seen Sep 20, 2010

    Adobe - FlateDecode Stream Predictor 02 Integer Overflow (Metasploit) (1)

    Open source ↗
  • Metasploitexploit/windows/browser/adobe_flatedecode_predictor02✓ verified
    First seen Oct 8, 2009

    Adobe FlateDecode Stream Predictor 02 Integer Overflow

    Open source ↗
  • Metasploitexploit/windows/fileformat/adobe_flatedecode_predictor02✓ verified
    First seen Oct 8, 2009

    Adobe FlateDecode Stream Predictor 02 Integer Overflow

    Open source ↗

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2009-3459?
CVE-2009-3459 is a high vulnerability published on October 13, 2009. Heap-based buffer overflow in Adobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 allows remote attackers to execute arbitrary code via a crafted PDF file that triggers memory corruption, as exploited in the wild in October 2009. NOTE: some of these details are obtained…
When was CVE-2009-3459 disclosed?
CVE-2009-3459 was first published in the National Vulnerability Database on October 13, 2009, with the most recent update on May 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2009-3459 actively exploited?
Yes. CISA added CVE-2009-3459 to the Known Exploited Vulnerabilities catalog on May 20, 2026, 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-2009-3459?
CVE-2009-3459 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-2009-3459?
CVE-2009-3459 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-2009-3459?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-3459, 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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