CVE-2015-8651

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 2022-05-25), 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: 68%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before 20.0.0.267 on Windows and OS X and before 11.2.202.559 on Linux, Adobe AIR before 20.0.0.233, Adobe AIR SDK before 20.0.0.233, and Adobe AIR SDK & Compiler before 20.0.0.233 allows attackers to execute arbitrary code via unspecified vectors.

CVSS v3
8.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
99.3%
KEV
⚠ Exploited

Published

December 28, 2015

Last Modified

April 22, 2026

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatflash-plugin-0:11.2.202.559-1.el6_72015-12-29redhat

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(1)

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 90× in last 7d / 382× 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 715 total refreshes for this CVE.

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

Frequently asked(6)

What is CVE-2015-8651?
CVE-2015-8651 is a high vulnerability published on December 28, 2015. Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before 20.0.0.267 on Windows and OS X and before 11.2.202.559 on Linux, Adobe AIR before 20.0.0.233, Adobe AIR SDK before 20.0.0.233, and Adobe AIR SDK & Compiler before 20.0.0.233 allows attackers to execute arbitrary code…
When was CVE-2015-8651 disclosed?
CVE-2015-8651 was first published in the National Vulnerability Database on December 28, 2015, with the most recent update on April 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-8651 actively exploited?
Yes. CISA added CVE-2015-8651 to the Known Exploited Vulnerabilities catalog on May 25, 2022, affecting Adobe Flash Player. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2015-8651?
CVE-2015-8651 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-2015-8651?
CVE-2015-8651 affects Adobe Flash Player. 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-2015-8651?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-8651, 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-2015-8651

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