CVE-2025-46701
CVE-2025-46701 is a high-severity vulnerability in Apache Tomcat with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-178.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- EPSS exploit prediction: 3% (84th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-16411
- Weakness: CWE-178
- Affected product: Apache Tomcat
- Published:
- Last modified:
Description
Improper Handling of Case Sensitivity vulnerability in Apache Tomcat's GCI servlet allows security constraint bypass of security constraints that apply to the pathInfo component of a URI mapped to the CGI servlet. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.6, from 10.1.0-M1 through 10.1.40, from 9.0.0.M1 through 9.0.104. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.7, 10.1.41 or 9.0.105, which fixes the issue.
Frequently asked questions
- What is CVE-2025-46701?
- Improper Handling of Case Sensitivity vulnerability in Apache Tomcat's GCI servlet allows security constraint bypass of security constraints that apply to the pathInfo component of a URI mapped to the CGI servlet. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.6, from 10.1.0-M1 through 10.1.40, from 9.0.0.M1 through 9.0.104. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 though 8.5.100. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.7, 10.1.41 or 9.0.105, which fixes the issue.
- How severe is CVE-2025-46701?
- CVE-2025-46701 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2025-46701 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-46701?
- CVE-2025-46701 affects Apache Tomcat. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-46701?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-46701 have an EU (EUVD) identifier?
- Yes. CVE-2025-46701 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16411.
- When was CVE-2025-46701 published?
- CVE-2025-46701 was published on 2025-05-29 and last updated on 2026-06-17.
References
- https://lists.apache.org/thread/xhqqk9w5q45srcdqhogdk04lhdscv30j
- http://www.openwall.com/lists/oss-security/2025/05/29/4
- https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html
Affected products (1)
- cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
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