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CVE-2026-1962VulnerabilityPublished Updated

CVE-2026-1962: WeKan · Improper Access Controls

Affects WeKanSource CVE Database V5

0

Not known to be exploited · CVSS 5.3 Medium.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 4.0 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
WeKanAffected
  • =8.0
  • =8.1
  • =8.2
  • =8.3
  • =8.4
  • =8.5
  • =8.6
  • =8.7
  • =8.8
  • =8.9
  • =8.10
  • =8.11
  • =8.12
  • =8.13
  • =8.14
  • =8.15
  • =8.16
  • =8.17
  • =8.18
  • =8.19
  • =8.20
Fixed in–
GitHubwekan/wekanpkg:github/wekan/wekanOther threatsAffected
  • =8.0
  • =8.1
  • =8.2
  • =8.3
  • =8.4
  • =8.5
  • =8.6
  • =8.7
  • =8.8
  • =8.9
  • =8.10
  • =8.11
  • =8.12
  • =8.13
  • =8.14
  • =8.15
  • =8.16
  • =8.17
  • =8.18
  • =8.19
  • =8.20
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Organizations should upgrade all affected WeKan instances to version 8.21 or later immediately to remediate the vulnerability. In addition to patching, administrators should review and tighten access control policies around attachments and migration processes to ensure least privilege principles are enforced. Monitoring logs for unusual access patterns to attachment migration endpoints can help detect attempted exploitation. Implement network segmentation and firewall rules to restrict access to WeKan servers, limiting exposure to trusted users and networks. Regularly audit user privileges and remove unnecessary low-level access that could be leveraged by attackers. Employ secure coding and configuration management practices to prevent similar access control issues in custom deployments or integrations. Finally, maintain an incident response plan to quickly address any suspected compromise related to this vulnerability.

Description

A vulnerability has been found in WeKan up to 8.20. The impacted element is an unknown function of the file server/attachmentMigration.js of the component Attachment Migration. The manipulation leads to improper access controls. The attack may be initiated remotely. Upgrading to version 8.21 is sufficient to resolve this issue. The identifier of the patch is 053bf1dfb76ef230db162c64a6ed50ebedf67eee. It is recommended to upgrade the affected component.

References

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