CVE-2026-41284

Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling

HIGH
7.5
CVSS Score
Published: May 12, 2026 at 03:14 PM UTC
Updated: October 26, 2026 at 06:10 PM UTC
1 product affected across 1 vendorTomcat

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117. Older, unsupported versions may also be affected. Users are recommended to upgrade to version [FIXED_VERSION], which fixes the issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

10.0.0 ≤ v ≤ 10.0.2710.1.0 ≤ v < 10.1.5511.0.0 ≤ v < 11.0.224.0.0 ≤ v ≤ 7.0.1098.5.0 ≤ v ≤ 8.5.1009.0.0 ≤ v < 9.0.11810.0.0-M110.1.0-M111.0.0-M14.08.5.09.0.0.M1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Vendor AdvisoryMailing List
Source: cverecord
https://lists.apache.org/thread/2nvqjr7ovjmvx2vbhb7s61ycd5msc8qc
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2026/05/12/12

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-770

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