CVE-2026-25560: WeKan versions prior to 8.19 contain an LDAP filter injection vulnerability in LDAP authentication

Q: How do I fix CVE-2026-25560?

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

Q: Is CVE-2026-25560 being exploited?

CVE-2026-25560 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-2026-25560 affect?

CVE-2026-25560 affects wekan. Severity is critical (CVSS 9.8). WeKan versions prior to 8.19 contain an LDAP filter injection vulnerability in LDAP authentication. User-supplied username input is incorporated into LDAP search filters and DN-related values without adequate escaping, allowing an attacker

Q: How urgent is CVE-2026-25560?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2026-25560 is a critical-severity flaw (CVSS 9.8) 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 LDAP filter injection vulnerability in LDAP authentication. User-supplied username input is incorporated into LDAP search filters and DN-related values without adequate escaping, allowing an attacker to manipulate LDAP queries during authentication.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 45%)
CISA exploited list	No
Weakness	CWE-90
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-2026-25560?

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

Is CVE-2026-25560 being exploited?

CVE-2026-25560 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-2026-25560 affect?

CVE-2026-25560 affects wekan. Severity is critical (CVSS 9.8). WeKan versions prior to 8.19 contain an LDAP filter injection vulnerability in LDAP authentication. User-supplied username input is incorporated into LDAP search filters and DN-related values without adequate escaping, allowing an attacker

How urgent is CVE-2026-25560?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

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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