CVE-2016-6199

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-17. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 5%CVSS: 9.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

ObjectSocketWrapper.java in Gradle 2.12 allows remote attackers to execute arbitrary code via a crafted serialized object.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: Track

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
Severity98% × 45%
Exploitation5% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
5%
EPSS %ILE
91%
KEV
Not listed

Published

February 7, 2017

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

philwantsfish

https://philwantsfish.github.io/security/java-deserialization-github
generic

A security issue about gradle RCE - Bugs - Gradle Forums

https://discuss.gradle.org/t/a-security-issue-about-gradle-rce/17726

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
gradle—2.13-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
gradle—2.13-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
gradle—2.13-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
gradle—2.13-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 20× 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 151 total refreshes for this CVE.

  1. 2026-09-18 19:22 UTCEPSS rescore
  2. 2026-09-17 19:22 UTCEPSS rescore
  3. 2026-09-16 05:05 UTCEPSS rescore
  4. 2026-09-15 03:05 UTCEPSS rescore
  5. 2026-09-14 15:14 UTCOSV refresh
  6. 2026-09-12 14:55 UTCEPSS rescore
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  17. 2026-08-26 15:38 UTCOSV refresh
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  1. 2026-08-15 01:25 UTCEPSS rescore
  2. 2026-08-12 13:46 UTCEPSS rescore
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  4. 2026-08-10 05:10 UTCOSV refresh
  5. 2026-08-09 13:42 UTCEPSS rescore
  6. 2026-08-08 16:32 UTCEPSS rescore
  7. 2026-08-07 16:22 UTCEPSS rescore
  8. 2026-08-06 13:42 UTCEPSS rescore
  9. 2026-08-05 19:12 UTCEPSS rescore
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  19. 2026-07-25 05:41 UTCOSV refresh
  20. 2026-07-24 14:13 UTCEPSS rescore
  21. 2026-07-23 14:15 UTCEPSS rescore
  22. 2026-07-23 01:23 UTCEG score recompute
  23. 2026-07-22 22:03 UTCEG score recompute
  24. 2026-07-22 14:04 UTCEPSS rescore
  25. 2026-07-21 15:21 UTCEPSS rescore
  26. 2026-07-21 15:21 UTCEPSS rescore
  27. 2026-07-20 17:04 UTCEPSS rescore
  28. 2026-07-19 14:28 UTCEPSS rescore
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  43. 2026-07-11 08:24 UTCEPSS rescore
  44. 2026-07-09 19:06 UTCEPSS rescore
  45. 2026-07-08 15:10 UTCEPSS rescore
  46. 2026-07-08 00:27 UTCOSV refresh
  47. 2026-07-07 13:42 UTCEPSS rescore
  48. 2026-07-06 16:24 UTCEPSS rescore
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  50. 2026-07-06 02:20 UTCEPSS rescore
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  52. 2026-07-05 02:27 UTCEPSS rescore
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  54. 2026-07-01 15:02 UTCEPSS rescore
  55. 2026-06-30 23:19 UTCEPSS rescore
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  57. 2026-06-29 14:03 UTCEPSS rescore
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  63. 2026-06-23 21:30 UTCEPSS rescore
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  68. 2026-06-19 19:23 UTCEPSS rescore
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  70. 2026-06-19 12:25 UTCOSV refresh
  71. 2026-06-18 17:50 UTCEPSS rescore
  72. 2026-06-18 17:50 UTCEPSS rescore
  73. 2026-06-17 17:50 UTCEPSS rescore
  74. 2026-06-17 17:50 UTCEPSS rescore
  75. 2026-06-16 17:50 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-6199?
CVE-2016-6199 is a critical vulnerability published on February 7, 2017. ObjectSocketWrapper.java in Gradle 2.12 allows remote attackers to execute arbitrary code via a crafted serialized object.
When was CVE-2016-6199 disclosed?
CVE-2016-6199 was first published in the National Vulnerability Database on February 7, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-6199 actively exploited?
CVE-2016-6199 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5% probability of exploitation in the next 30 days, which ranks it in the top 8.7% of all scored CVEs.
What is the CVSS score of CVE-2016-6199?
CVE-2016-6199 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-6199?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-6199, 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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