CVE-2026-25566: WeKan versions prior to 8.19 contain an authorization vulnerability in card move logic

Q: How do I fix CVE-2026-25566?

wekan: upgrade to 8.19. Exact commands for each OS are on this page.

Q: Is CVE-2026-25566 being exploited?

CVE-2026-25566 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-25566 affect?

CVE-2026-25566 affects wekan. Severity is medium (CVSS 5.4). WeKan versions prior to 8.19 contain an authorization vulnerability in card move logic. A user can specify a destination board/list/swimlane without adequate authorization checks for the destination and without validating that destination o

Q: How urgent is CVE-2026-25566?

Priority 23/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2026-25566 is a medium-severity flaw (CVSS 5.4) affecting wekan. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WeKan versions prior to 8.19 contain an authorization vulnerability in card move logic. A user can specify a destination board/list/swimlane without adequate authorization checks for the destination and without validating that destination objects belong to the destination board, potentially enabling unauthorized cross-board moves.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 84%)
CISA exploited list	No
Weakness	CWE-863
Published	2026-02-07
Last modified	2026-07-14

Publisher (CNA): VulnCheck · Vendor: wekan project

Last updated 2026-07-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-07 22:16 UTCPublished CVE record published
2026-07-14 16:16 UTCUpdated Record last modified

wekan project wekan UPGRADE

Affected: < 8.19

Fixed in: 8.19

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wekan || rpm -q wekan || wekan --version

2. UPGRADE to 8.19 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wekan

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wekan

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-25566?

wekan: upgrade to 8.19. Exact commands for each OS are on this page.

Is CVE-2026-25566 being exploited?

CVE-2026-25566 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-25566 affect?

CVE-2026-25566 affects wekan. Severity is medium (CVSS 5.4). WeKan versions prior to 8.19 contain an authorization vulnerability in card move logic. A user can specify a destination board/list/swimlane without adequate authorization checks for the destination and without validating that destination o

How urgent is CVE-2026-25566?

Priority 23/100. No elevated risk signals yet.

Related CVEs

CVE-2025-65781 HIGH 8.2 UPGRADE An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16
CVE-2025-65780 HIGH 8.8 UPGRADE An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16
CVE-2025-65779 HIGH 7.5 UPGRADE An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16
CVE-2025-65778 HIGH 8.1 UPGRADE An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16
CVE-2025-65782 MEDIUM 6.5 UPGRADE An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16

References

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