CVE-2017-12149

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2021-12-10), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 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
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 91%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

In Jboss Application Server as shipped with Red Hat Enterprise Application Platform 5.2, it was found that the doFilter method in the ReadOnlyAccessFilter of the HTTP Invoker does not restrict classes for which it performs deserialization and thus allowing an attacker to execute arbitrary code via crafted serialized data.

CVSS v3
9.8
EG Score
9.8(high)
EPSS
99.8%
KEV
⚠ Exploited

Published

October 4, 2017

Last Modified

April 21, 2026

Advisory Details (5)

Auto-updated Apr 30, 2026
Patch available. Sources: redhat.
generic

Exploits/CVE-2017-12149 at master · gottburgm/Exploits · GitHub

https://github.com/gottburgm/Exploits/tree/master/CVE-2017-12149
redhat Patch Available

1486220 – (CVE-2017-12149) CVE-2017-12149 jbossas: Arbitrary code execution via unrestricted deserialization in ReadOnlyAccessFilter of HTTP Invoker.

https://bugzilla.redhat.com/show_bug.cgi?id=1486220
redhat Patch Available
https://access.redhat.com/errata/RHSA-2018:1608
redhat Patch Available

Affected: Red Hat Enterprise Linux 5 and Red Hat JBoss Enterprise Application Platform 5 for Red Hat Enterprise Linux 6.

https://access.redhat.com/errata/RHSA-2018:1607
generic
http://www.securityfocus.com/bid/100591

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
redhateap-parent2018-05-17redhat
redhatjbossas-0:5.2.0-24.ep5.el62018-05-17redhat

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

(2)

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 89× in last 7d / 380× 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 686 total refreshes for this CVE.

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

Publicly available exploits

(6 references)

Working exploit code is in the public domain (1 Metasploit module) (4 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCjreppiks/CVE-2017-12149
    First seen Aug 22, 2019

    Jboss Java Deserialization RCE (CVE-2017-12149)

    Open source ↗
  • GitHub PoC1337g/CVE-2017-12149
    First seen Dec 22, 2017

    CVE-2017-12149 JBOSS RCE (TESTED)

    Open source ↗
  • GitHub PoCyunxu1/jboss-_CVE-2017-12149
    First seen Nov 28, 2017

    CVE-2017-12149 jboss反序列化 可回显

    Open source ↗
  • GitHub PoCsevck/CVE-2017-12149
    First seen Nov 21, 2017

    CVE-2017-12149 JBOSS as 6.X反序列化(反弹shell版)

    Open source ↗
  • Metasploitauxiliary/scanner/http/jboss_vulnscan✓ verified
    First seen Jan 1, 2017

    JBoss Vulnerability Scanner

    Open source ↗
  • Nucleihttp/cves/2017/CVE-2017-12149.yaml
    First seen Jan 1, 2017

    Jboss Application Server - Remote Code Execution

    Open source ↗

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2017-12149?
CVE-2017-12149 is a critical vulnerability published on October 4, 2017. In Jboss Application Server as shipped with Red Hat Enterprise Application Platform 5.2, it was found that the doFilter method in the ReadOnlyAccessFilter of the HTTP Invoker does not restrict classes for which it performs deserialization and thus allowing an attacker to execute arbitrary code via…
When was CVE-2017-12149 disclosed?
CVE-2017-12149 was first published in the National Vulnerability Database on October 4, 2017, 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-2017-12149 actively exploited?
Yes. CISA added CVE-2017-12149 to the Known Exploited Vulnerabilities catalog on December 10, 2021, affecting Red Hat JBoss Application Server. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2017-12149?
CVE-2017-12149 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2017-12149?
CVE-2017-12149 affects Red Hat JBoss Application Server. 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-2017-12149?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-12149, 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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