8.1

CVE-2015-5346: apache tomcat

Modified
AliasesUBUNTU-CVE-2015-5346GHSA-jrcp-c39h-r29x
Published 25-02-2016Last modified 14-10-2026

Vulnerability summary

CVE-2015-5346 is a high (CVSS 8.1) vulnerability in apache tomcat. EPSS estimates a 10.57% chance of exploitation in the next 30 days, higher than 95.7% of scored vulnerabilities.

Priority
Prioritisesevere

Severe, CVSS 8.1 (NVD); no exploitation reported by the 5 checked sources; EPSS 11% (FIRST, 03-11-2026)

Source freshness unavailable

How is this decided?
CVSS score
8.1/10
010
High · v3.0 (NVD)
EPSS score
10.57%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 13 · Related 5
DSA-3530-1DSA-3552-1DSA-3609-1MGASA-2016-0090OPENSUSE-SU-2024:10446-1OPENSUSE-SU-2024:13441-1

Timeline

  1. 25-02-2016
    PublishedVulnerability first disclosed.
  2. 14-10-2026
    Last modifiedVulnerability information updated.

Description

Session fixation vulnerability in Apache Tomcat 7.x before 7.0.66, 8.x before 8.0.30, and 9.x before 9.0.0.M2, when different session settings are used for deployments of multiple versions of the same web application, might allow remote attackers to hijack web sessions by leveraging use of a requestedSessionSSL field for an unintended request, related to CoyoteAdapter.java and Request.java.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

10.57%

Chance of exploitation in the next 30 days

Percentile

96%

Versus all other CVEs

30-day change

No change 0.00 pp

From 10.57% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Apache1 product
  • tomcatEOL7.0.0:beta | 7.0.2:beta | 7.0.4:beta | 7.0.5:beta | 7.0.6 | 7.0.10 | 7.0.11 | 7.0.12 | 7.0.14 | 7.0.16 | 7.0.19 | 7.0.20 | 7.0.21 | 7.0.22 | 7.0.23 | 7.0.25 | 7.0.26 | 7.0.27 | 7.0.28 | 7.0.29 | 7.0.30 | 7.0.32 | 7.0.33 | 7.0.34 | 7.0.35 | 7.0.37 | 7.0.39 | 7.0.40 | 7.0.41 | 7.0.42 | 7.0.47 | 7.0.50 | 7.0.52 | 7.0.53 | 7.0.54 | 7.0.55 | 7.0.56 | 7.0.57 | 7.0.59 | 7.0.61 | 7.0.62 | 7.0.63 | 7.0.64 | 7.0.65 | 8.0.0:rc1 | 8.0.0:rc10 | 8.0.0:rc3 | 8.0.0:rc5 | 8.0.1 | 8.0.3 | 8.0.11 | 8.0.12 | 8.0.14 | 8.0.15 | 8.0.17 | 8.0.18 | 8.0.20 | 8.0.21 | 8.0.22 | 8.0.23 | 8.0.24 | 8.0.26 | 8.0.27 | 8.0.28 | 8.0.29 | 9.0.0:milestone1
Canonical1 product
Debian1 product
Org.apache.tomcat1 product
  • tomcat≥ 9.0.0.M1, < 9.0.0.M2 | ≥ 8.0.0.RC1, < 8.0.31 | ≥ 7.0.0, < 7.0.66
Ubuntu1 product
  • tomcat7< 7.0.52-1ubuntu0.6

5 vendors · 5 products

References

49 links
Show all 49 references