DEBIAN-CVE-2026-55957

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Source
https://security-tracker.debian.org/tracker/CVE-2026-55957
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2026-55957
Upstream
Published
2026-06-29T21:16:45Z
Modified
2026-09-01T16:06:51Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
Summary
[none]
Details

Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.4, from 10.1.0-M1 through 10.1.36, from 9.0.0.M1 through 9.0.100, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Users are recommended to upgrade to version 11.0.5, 10.1.37 or 9.0.101, which fixes the issue.

References

Affected packages

Debian:12
tomcat10

Package

Name
tomcat10
Purl
pkg:deb/debian/tomcat10?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
10.1.52-1~deb12u1

Affected versions

10.*
10.1.6-1
10.1.6-1+deb12u1
10.1.6-1+deb12u2
10.1.7-1
10.1.8-1
10.1.9-1
10.1.10-1
10.1.13-1
10.1.14-1
10.1.15-1
10.1.16-1
10.1.20-1
10.1.23-1
10.1.25-1~bpo12+1
10.1.25-1
10.1.25-2
10.1.30-1~bpo12+1
10.1.30-1
10.1.31-1
10.1.33-1~bpo12+1
10.1.33-1
10.1.34-0+deb12u1
10.1.34-0+deb12u2
10.1.34-1
10.1.35-1
10.1.40-1~bpo12+1
10.1.40-1
10.1.46-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
tomcat9

Package

Name
tomcat9
Purl
pkg:deb/debian/tomcat9?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
9.0.70-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
Debian:13
tomcat10

Package

Name
tomcat10
Purl
pkg:deb/debian/tomcat10?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
10.1.52-1~deb13u1

Affected versions

10.*
10.1.40-1
10.1.46-1
10.1.52-1~deb12u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
tomcat11

Package

Name
tomcat11
Purl
pkg:deb/debian/tomcat11?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
11.0.15-1~deb13u1

Affected versions

11.*
11.0.6-1
11.0.11-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
tomcat9

Package

Name
tomcat9
Purl
pkg:deb/debian/tomcat9?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
9.0.70-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
Debian:14
tomcat10

Package

Name
tomcat10
Purl
pkg:deb/debian/tomcat10?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
10.1.40-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
tomcat11

Package

Name
tomcat11
Purl
pkg:deb/debian/tomcat11?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
11.0.5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"
tomcat9

Package

Name
tomcat9
Purl
pkg:deb/debian/tomcat9?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
9.0.70-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-55957.json"