Home/CVE/Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack
CVE

CVE-2025-48989

Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack

Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.9, from 10.1.0-M1 through 10.1.43 and from 9.0.0.M1 through 9.0.107. Older, EOL versions may also be affected.

Users are recommended to upgrade to one of versions 11.0.10, 10.1.44 or 9.0.108 which fix the issue.

HIGH · CVSS 7.5 EPSS 0.01022
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-404Improper Resource Shutdown or Release
▤

Affected Products & Versions

4
apache tomcat>= 9.0.1 and < 9.0.108
apache tomcat>= 10.0.0 and < 10.1.44
apache tomcat>= 11.0.0 and < 11.0.10
apache tomcatall 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 HIGH fixed in 11.0.10
Maven org.apache.tomcat:tomcat-coyote HIGH fixed in 11.0.10
◈

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

7.5
HIGH · 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 NVD13 Aug 2025 · 01:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
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

22
cisa-aa-advisoriesicsa-26-134-10
siemens-csafSSA-032379
suse-csafSUSE-SU-2026:1058-1
rhsaRHSA-2025:22925Important
rhsaRHSA-2025:22924Important
🔗

References & Sources

4
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/9ydfg0xr0tchmglcprhxgwhj0hfwxlyfMailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2025/08/13/2
https://www.kb.cert.org/vuls/id/767506
https://cert-portal.siemens.com/productcert/html/ssa-032379.html
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