Home/CVE/URL Redirection to Untrusted Site ('Open Redirect') vulnerability in FORM authentication feature Apache Tomcat.This issu
CVE

CVE-2023-41080

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in FORM authentication feature Apache Tomcat.This issu

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in FORM authentication feature Apache Tomcat.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M10, from 10.1.0-M1 through 10.0.12, from 9.0.0-M1 through 9.0.79 and from 8.5.0 through 8.5.92. Older, EOL versions may also be affected. The vulnerability is limited to the ROOT (default) web application.

MEDIUM · CVSS 6.1 EPSS 0.11586
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-601URL Redirection to Untrusted Site ('Open Redirect')
▤

Affected Products & Versions

5
apache tomcat>= 8.5.0 and <= 8.5.92
apache tomcat>= 9.0.0 and <= 9.0.79
apache tomcat>= 10.1.0 and <= 10.1.12
apache tomcatall versions
debian linuxall versions
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.tomcat.embed:tomcat-embed-core MODERATE fixed in 8.5.93
Maven org.apache.tomcat:tomcat MODERATE fixed in 11.0.0-M11
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumTomcat WebServer Logs Deleted
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Aug 2023 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

19
suse-csafSUSE-SU-2026:1058-1
usnUSN-7106-1
suse-csafopenSUSE-SU-2024:13256-1
suse-csafopenSUSE-SU-2024:13441-1
rhsaRHSA-2024:4631Important
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.apache.org/thread/71wvwprtx2j2m54fovq9zr7gbm2wow2fIssue TrackingPatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00020.htmlMailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20230921-0006/Third Party Advisory
https://www.debian.org/security/2023/dsa-5521Third Party Advisory
https://www.debian.org/security/2023/dsa-5522Third Party Advisory
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