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VulnerabilityCVE-2026-53446Published 2026-07-15

CVE-2026-53446 — wekan

medium (derived)

As of 2026-07-16, CVE-2026-53446 is a Medium-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in wekan, CVSS v4.0 6.2, EPSS 0.2% (20.6th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-53446 as of 2026-07-16; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

CVSS v4.0
6.2/10Medium (derived)
EPSS
0.2%Higher than 20.6% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
0None linked yet
Priority
3.9/10Threadlinqs triage score
Published
Updated 2026-07-16
CVSS v4.0 6.2 (Medium, derived from score) · EPSS 0.2% (higher than 20.6% of all scored CVEs) · Priority 3.9/10 · Published 2026-07-15

Last updated:

What is CVE-2026-53446?

Wekan is open source kanban built with Meteor. Prior to 9.32, Wekan webhook integration URLs in models/integrations.js are stored from user input and later fetched by server/notifications/outgoing.js without applying the existing validateAttachmentUrl() private-network checks from models/lib/attachmentUrlValidation.js. A board administrator can configure webhook URLs that cause server-side requests to internal or metadata services. This issue is fixed in version 9.32.

The record classifies CVE-2026-53446 under weakness class CWE-918. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 82 days ago.

Severity and exploitation probability

CVSS v4.0 base score
6.2 — Medium (derived from score)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:N
EPSS (FIRST)
0.2% probability of exploitation in the next 30 days, higher than 20.6% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
3.9/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-07-15, last modified 2026-07-16

Is CVE-2026-53446 being exploited?

It currently carries a trending score of 35 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2026-53446

No vendor patch reference has been recorded for CVE-2026-53446 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-53446

No threat campaign in the Threadlinqs corpus currently references CVE-2026-53446, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

Sources

Enriched from CVE.org, NVD, FIRST EPSS. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Other references