CVE-2014-0502

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2024-09-17), 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 — 4 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 25%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pctExposed services: Not assessed

A fix is available — apply it.

Double free vulnerability in Adobe Flash Player before 11.7.700.269 and 11.8.x through 12.0.x before 12.0.0.70 on Windows and Mac OS X and before 11.2.202.341 on Linux, Adobe AIR before 4.0.0.1628 on Android, Adobe AIR SDK before 4.0.0.1628, and Adobe AIR SDK & Compiler before 4.0.0.1628 allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in February 2014.

CVSS v3
8.8
EG Score
9.0CRITICALhigh confidence
EG Risk
96
EG Risk 96/100CISA SSVC

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%
Automatability100% × 15%
CISA SSVC: Attend at low mission impact; Act at medium or high.
Action: A fix is available. Apply it sooner than your standard update timelines at low mission impact and as soon as possible at medium or high.
EPSS PROB
25%
EPSS %ILE
97th
KEV
⚠ Exploited

CISA SSVCAttend at low mission impact; Act at medium or high.

A fix is available. Apply it sooner than your standard update timelines at low mission impact and as soon as possible at medium or high.

Exploitation active (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

February 21, 2014

Last Modified

April 21, 2026

Advisory Details (3)

Auto-updated May 2, 2026
⚠️ Active exploitation confirmed. Patch available.
generic🔴 Active Exploitation

[Archive of Volatility Labs]: Building a Decoder for the CVE-2014-0502 Shellcode

https://volatility-labs.blogspot.com/2014/04/building-decoder-for-cve-2014-0502.html
generic

Adobe Flash Player: Multiple vulnerabilities (GLSA 201405-04) — Gentoo security

http://security.gentoo.org/glsa/glsa-201405-04.xml
generic
http://rhn.redhat.com/errata/RHSA-2014-0196.html

Patch Availability(1)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatflash-plugin-0:11.2.202.341-1.el62014-02-21redhat

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 94× in last 7d / 427× 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 1,812 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Same vendor

2 shown

redhat:RHSA-2014:0196

Frequently asked(6)

What is CVE-2014-0502?
CVE-2014-0502 is a critical vulnerability published on February 21, 2014. Double free vulnerability in Adobe Flash Player before 11.7.700.269 and 11.8.x through 12.0.x before 12.0.0.70 on Windows and Mac OS X and before 11.2.202.341 on Linux, Adobe AIR before 4.0.0.1628 on Android, Adobe AIR SDK before 4.0.0.1628, and Adobe AIR SDK & Compiler before 4.0.0.1628 allows…
When was CVE-2014-0502 disclosed?
CVE-2014-0502 was first published on February 21, 2014, 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-2014-0502 actively exploited?
Yes. CISA added CVE-2014-0502 to the Known Exploited Vulnerabilities catalog on September 17, 2024, affecting Adobe Flash Player. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. A fix is available. Apply it.
What is the CVSS score of CVE-2014-0502?
CVE-2014-0502 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 (CRITICAL).
Which products are affected by CVE-2014-0502?
CVE-2014-0502 affects Adobe Flash Player.
How do I remediate CVE-2014-0502?
A fix for CVE-2014-0502 is available: update to the fixed version the vendor names in its advisory.

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