CVE-2017-12616

HIGHNVD 7.58.6▲
EchelonGraph scoreHIGH confidence

Score elevated to 8.6 because EPSS predicts 71% probability of exploitation within the next 30 days (top 0.7% of all CVEs). NVD baseline CVSS 7.5 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, nvd
Elevated
8.6EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • 50 internet-exposed hosts are running an affected version right now
  • High exploitation likelihood — EPSS 71%
CISA-KEV: Not listedEPSS PROB: 71%CVSS: 7.5Exploit: Elevated riskExposed: 50

A fix is available — apply it.

When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.

Live · internet exposure

50 internet-exposed hosts are running an affected version of CVE-2017-12616 right now.

across 20 countries (United States, China, Korea, Republic of, Germany, Pakistan)top: tomcat
See the live KEV-Exposure radar →Found passively from public internet-scan data — aggregate, host-redacted.

EchelonGraph is the only CVE feed that fuses live vulnerability intelligence with its own live internet-exposure radar — so you see not just that a CVE is exploited, but how much of the internet is exposed to it right now.

CVSS v3
7.5
EG Score
8.6(high)
EG Risk
72(Track)
EG Risk 72/100SSVC: 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
Severity86% × 45%
Exploitation71% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
71%
EPSS %ILE
99%
KEV
Not listed

Published

September 19, 2017

Last Modified

May 13, 2026

References (28)

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntutomcat8-user (8.0.32-1ubuntu1.6) @ xenial2026-05-22ubuntu
ubuntutomcat7-user (7.0.68-1ubuntu0.4+esm3) @ xenial2026-05-22ubuntu
redhatpatch2018-03-07redhat
redhattomcat-vault-0:1.1.6-1.Final_redhat_1.1.ep7.el72018-03-07redhat

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.

Affected Packages

(1 across 1 ecosystem)
Maven(1)
PackageVulnerable rangeFixed inDependents
org.apache.tomcat:tomcat-catalina7.0.0 ... 7.0.8 (55 versions)7.0.81—

All Vendor Advisories

(4)

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 8× in last 7d / 24× 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.

  1. 2026-07-26 14:51 UTCEPSS rescore
  2. 2026-07-23 01:26 UTCEG score recompute▲ 1.10
  3. 2026-07-22 22:05 UTCEG score recompute▼ 1.50
  4. 2026-07-22 14:04 UTCEPSS rescore
  5. 2026-07-21 15:21 UTCEPSS rescore
  6. 2026-07-21 15:21 UTCEPSS rescore
  7. 2026-07-20 17:04 UTCEPSS rescore
  8. 2026-07-20 17:04 UTCEPSS rescore
  9. 2026-07-19 02:26 UTCEPSS rescore
  10. 2026-07-19 02:26 UTCEPSS rescore
  11. 2026-07-15 16:54 UTCEPSS rescore
  12. 2026-07-15 16:54 UTCEPSS rescore
  13. 2026-07-13 22:26 UTCEPSS rescore
  14. 2026-07-12 05:43 UTCEPSS rescore
  15. 2026-07-11 17:41 UTCOSV refresh
  16. 2026-07-11 08:24 UTCEPSS rescore
  17. 2026-07-09 19:06 UTCEPSS rescore
  18. 2026-07-07 13:42 UTCEPSS rescore
  19. 2026-07-06 16:24 UTCEPSS rescore
  20. 2026-07-06 02:20 UTCEPSS rescore
  21. 2026-07-04 06:28 UTCEPSS rescore
  22. 2026-06-30 23:19 UTCEPSS rescore
  23. 2026-06-30 23:19 UTCEPSS rescore
  24. 2026-06-28 04:53 UTCEPSS rescore
  25. 2026-06-25 13:47 UTCEPSS rescore
Show 31 more
  1. 2026-06-25 13:47 UTCEPSS rescore
  2. 2026-06-24 14:02 UTCEPSS rescore
  3. 2026-06-23 21:30 UTCEPSS rescore
  4. 2026-06-23 00:00 UTCOSV refresh
  5. 2026-06-21 01:57 UTCEPSS rescore
  6. 2026-06-21 01:57 UTCEPSS rescore
  7. 2026-06-19 19:23 UTCEPSS rescore
  8. 2026-06-19 19:23 UTCEPSS rescore
  9. 2026-06-18 17:50 UTCEPSS rescore
  10. 2026-06-17 17:50 UTCEPSS rescore
  11. 2026-06-15 17:45 UTCEPSS rescore
  12. 2026-06-13 22:57 UTCEPSS rescore
  13. 2026-06-12 23:09 UTCEPSS rescore
  14. 2026-06-10 22:15 UTCEPSS rescore
  15. 2026-06-08 14:14 UTCEPSS rescore
  16. 2026-06-06 13:45 UTCEPSS rescore
  17. 2026-06-06 13:45 UTCEPSS rescore
  18. 2026-06-05 22:44 UTCEPSS rescore
  19. 2026-06-05 18:27 UTCOSV refresh
  20. 2026-06-02 20:11 UTCEPSS rescore
  21. 2026-06-02 20:11 UTCEPSS rescore
  22. 2026-05-31 00:14 UTCEPSS rescore
  23. 2026-05-22 21:15 UTCEPSS rescore
  24. 2026-05-22 21:15 UTCEPSS rescore
  25. 2026-05-22 21:15 UTCEPSS rescore
  26. 2026-05-22 09:43 UTCEG score recompute
  27. 2026-05-22 09:43 UTCVendor advisory
  28. 2026-05-20 11:21 UTCEPSS rescore
  29. 2026-05-20 11:21 UTCEPSS rescore
  30. 2026-05-18 21:30 UTCEPSS rescore
  31. 2026-05-18 21:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2017-12616?
CVE-2017-12616 is a high vulnerability published on September 19, 2017. When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.
When was CVE-2017-12616 disclosed?
CVE-2017-12616 was first published in the National Vulnerability Database on September 19, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-12616 actively exploited?
CVE-2017-12616 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 71% probability of exploitation in the next 30 days, which ranks it in the top 0.7% of all scored CVEs.
What is the CVSS score of CVE-2017-12616?
CVE-2017-12616 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.6.
How do I remediate CVE-2017-12616?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-12616, 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

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