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CVE-2026-61915

nvd nist
Published: Sep 9, 2026Modified: Sep 16, 2026

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7.1
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Exploitability: 2.8 / Impact: 4.2
Source: NVD

Description

An issue was discovered in Cyrus IMAP before 3.12.4. There is a VPATCH BYPARAM double-free. An authenticated calendar user could crash a Cyrus CalDAV worker with a PATCH containing PATCH-ACTION="BYPARAM@..." against a resource with two or more properties of the matched kind. The memory holding the selector would be freed once on each iteration over the properties.

Affected (3)

Products: Cyrus: Imap
Cyrus
1 product
Imap
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Cyrus
Imap
version < 3.8.8
Imap
3.11.0 ≤ version < 3.12.4
Imap
3.9.0 ≤ version < 3.10.4

Related CWEs

CWE-415
Double Free
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

References (4)

Source: cve@mitre.org
Product
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes

Timeline

No history available yet.