What is CVE-2026-16644?
Incorrect Authorization vulnerability in Drupal Webform REST allows Forceful Browsing. This issue affects Webform REST versions: from 0.0.0 to 4.1.0.
The record classifies CVE-2026-16644 under weakness class CWE-863. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 41 days ago.
Severity and exploitation probability
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Published
- 2026-08-25
Is CVE-2026-16644 being exploited?
It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.
Affected products and versions
- Drupal: Webform REST
How to fix CVE-2026-16644
No vendor patch reference has been recorded for CVE-2026-16644 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-2026-16644
No threat campaign in the Threadlinqs corpus currently references CVE-2026-16644, 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, GitHub Security Advisories. Last verified by Threadlinqs on .