CVE-2026-25564

WeKan < 8.19 Checklist Deletion IDOR via Missing Relationship Validation

7.1 High

WeKan versions prior to 8.19 contain an insecure direct object reference (IDOR) in checklist creation and related checklist routes. The implementation does not verify that the supplied cardId belongs to the supplied boardId, allowing cross-board ID tampering by manipulating identifiers.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: Low

Exploit likelihood

0.31%Up 0.3 points since Feb 8, 2026

What each source reports

CVE List Score used 7.1

WeKan < 8.19 Checklist Deletion IDOR via Missing Relationship Validation

Record: CVE-2026-25564
CVSS 4.0: 7.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness: CWE-639
Updated: 2026-11-02

EUVDEUVD-2026-5708 7.1

Record: EUVD-2026-5708
CVSS 4.0: 7.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-xc4h-36v7-xrrw 7.1

WeKan versions prior to 8.19 contain an insecure direct object reference (IDOR) in checklist...

Record: GHSA-xc4h-36v7-xrrw
CVSS 4.0: 7.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-639
Updated: 2026-11-02

NVD 7.1

Record: CVE-2026-25564
CVSS 4.0: 7.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-639
Updated: 2026-11-02

OSV 7.1

WeKan < 8.19 Checklist Deletion IDOR via Missing Relationship Validation

Record: CVE-2026-25564
CVSS 4.0: 7.1 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Weakness: CWE-639
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-25564 is a high vulnerability (CVSS 7.1) in Wekan, published February 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.