CVE-2017-11292

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 2022-03-03), 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 12%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

A fix is available — apply it.

Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.

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 PROB
12%
EPSS %ILE
96%
KEV
⚠ Exploited

Published

October 22, 2017

Last Modified

April 22, 2026

Advisory Details (3)

Auto-updated May 2, 2026
Patch available. Sources: redhat.
generic

Adobe Flash Player: Remote execution of arbitrary code (GLSA 201710-22) — Gentoo security

https://security.gentoo.org/glsa/201710-22
redhat Patch Available

Affected: Red Hat Enterprise Linux 6 Supplementary.

https://access.redhat.com/errata/RHSA-2017:2899
generic
http://www.securityfocus.com/bid/101286

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatflash-plugin-0:27.0.0.170-1.el6_92017-10-17redhat

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 66× in last 7d / 378× 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 787 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2017-11292?
CVE-2017-11292 is a critical vulnerability published on October 22, 2017. Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.
When was CVE-2017-11292 disclosed?
CVE-2017-11292 was first published in the National Vulnerability Database on October 22, 2017, 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-2017-11292 actively exploited?
Yes. CISA added CVE-2017-11292 to the Known Exploited Vulnerabilities catalog on March 3, 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-2017-11292?
CVE-2017-11292 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-2017-11292?
CVE-2017-11292 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-2017-11292?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-11292, 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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