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Fencer Intel
medium 6.1

CVE-2026-74049 json

Apache Tomcat: Jasper JSTL <c:redirect> plug-in implementation omits page abort (SKIP_PAGE)

published 22d ago modified 12d ago also BIT-tomcat-2026-74049 , EUVD-2026-105005

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits
0
none known

Summary

Execution After Redirect (EAR) vulnerability in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122.

The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.27, 10.1.61, 9.0.123, which fixes the issue.

Patch / fix

  • bitnami tomcat 9.0.123, 10.1.61, 11.0.27
  • apache tomcat-jasper 9.0.123, 10.1.61, 11.0.27
  • apache tomcat 9.0.123, 10.1.61, 11.0.27
  • org.apache.tomcat tomcat-jasper 9.0.123, 10.1.61, 11.0.27
  • apache tomcat-embed-jasper 9.0.123, 10.1.61, 11.0.27
  • org.apache.tomcat.embed tomcat-embed-jasper 9.0.123, 10.1.61, 11.0.27
  • tomcat9 Debian 14, Debian 13, Debian 12 9.0.70-2

debian advisories DEBIAN-CVE-2026-74049

  • tomcat SLES for SAP 15 SP6, SLES for SAP 15 SP5, SLES for SAP 15 SP4 +8 more 9.0.123-150200.126.1
  • tomcat10 SLES for SAP 15 SP6, SLES for SAP 15 SP5, SLES 15 SP6-LTSS +4 more 10.1.61-150200.5.85.1
  • tomcat SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 9.0.123-3.182.2
  • libapr1 SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 1.6.5-4.13.1
  • libtcnative-1-0 SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 1.3.9-3.9.1

suse advisories SUSE-SU-2026:5116-1SUSE-SU-2026:5073-1SUSE-SU-2026:4927-1

  • tomcat openSUSE Tumbleweed 9.0.123-1.1
  • tomcat10 openSUSE Tumbleweed 10.1.61-1.1
  • tomcat11 openSUSE Tumbleweed 11.0.27-1.1

opensuse advisories openSUSE-SU-2026:12254-1openSUSE-SU-2026:12255-1openSUSE-SU-2026:12256-1

Is CVE-2026-74049 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-74049 updated cvss 3.7

tomcat: Apache Tomcat: Jasper JSTL <c:redirect> plug-in implementation omits page abort (SKIP_PAGE)

  • Red Hat Enterprise Linux 6 tomcat6, tomcat6-lib, tomcat6-log4j, tomcat6-javadoc, tomcat6-webapps, tomcat6-el-2.1-api, +4 more Red Hat Enterprise Linux 7 tomcat, tomcat-lib, tomcat-jsvc, tomcat-javadoc, tomcat-webapps, tomcat-el-2.2-api, +4 more Red Hat Enterprise Linux 8 tomcat, tomcat-lib, tomcat-webapps, tomcat-el-3.0-api, pki-servlet-engine, tomcat-docs-webapp, +4 more Red Hat Enterprise Linux 9 tomcat, tomcat-lib, tomcat-webapps, tomcat-el-3.0-api, pki-servlet-engine, tomcat-docs-webapp, +4 more Red Hat Enterprise Linux 10 tomcat, tomcat9 Red Hat JBoss Web Server 5 jws5-tomcat, jws5-tomcat-lib, jws5-tomcat-jsvc, jws5-tomcat-javadoc, jws5-tomcat-selinux, jws5-tomcat-webapps, +7 more
    +2 more products
    Red Hat JBoss Web Server 6 jws6-tomcat, jws6-tomcat-lib, jws6-tomcat-javadoc, jws6-tomcat-selinux, jws6-tomcat-webapps, jws6-tomcat-el-5.0-api, +4 more Red Hat JBoss Web Server 7 jws7-tomcat
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Hardened Images tomcat10 10.1.61-0.1.hum1, tomcat11 11.0.27-0.1.hum1, tomcat10-lib 10.1.61-0.1.hum1, tomcat11-lib 11.0.27-0.1.hum1, tomcat10-common 10.1.61-0.1.hum1, tomcat11-common 11.0.27-0.1.hum1, +14 more
    fixed: vendor fix RHSA-2026:85926
  • Red Hat Hardened Images hi/tomcat
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
13d ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
OSV 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
bitnami tomcat
>=7.0.0, <9.0.123
>=10.1.0, <10.1.61
>=11.0.0, <11.0.27
9.0.123
10.1.61
11.0.27

Affected products

  • Apache Software Foundation Apache Tomcat

Classification

Weakness
  • CWE-698 Execution After Redirect (EAR)

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.