VDB-344909 · CVE-2026-25859 · EUVD-2026-5703

WeKan up to 8.19 Migration Operation authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in WeKan up to 8.19. It has been classified as problematic. This issue affects some unknown processing of the component Migration Operation Handler. The manipulation leads to authorization. This vulnerability is traded as CVE-2026-25859. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in WeKan up to 8.19. This issue affects an unknown code block of the component Migration Operation Handler. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. Impacted is integrity, and availability. The summary by CVE is:

Wekan versions prior to 8.20 allow non-administrative users to access migration functionality due to insufficient permission checks, potentially resulting in unauthorized migration operations.

The weakness was shared by Joshua Rogers as cbb1cd78de3e40264a5e047ace0ce27f8635b4e6. The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-25859 since 02/06/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available.

Upgrading to version 8.20 eliminates this vulnerability. Applying the patch cbb1cd78de3e40264a5e047ace0ce27f8635b4e6 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-5703). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

WeKan

Version

License

open-source

Website

Product: https://github.com/wekan/wekan/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.0

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: WeKan 8.20
Patch: cbb1cd78de3e40264a5e047ace0ce27f8635b4e6

Timelineinfo

02/06/2026 CVE reserved
02/08/2026 +2 days Advisory disclosed
02/08/2026 +0 days VulDB entry created
07/16/2026 +158 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: cbb1cd78de3e40264a5e047ace0ce27f8635b4e6
Researcher: Joshua Rogers
Status: Confirmed

CVE: CVE-2026-25859 (🔒)
GCVE (CVE): GCVE-0-2026-25859
GCVE (VulDB): GCVE-100-344909
EUVD: 🔒

Entryinfo

Created: 02/08/2026 02:04
Updated: 07/16/2026 09:17
Changes: 02/08/2026 02:04 (69), 02/08/2026 07:54 (1), 02/11/2026 09:10 (11), 07/16/2026 09:17 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.