CVE-2026-1640 describes an authorization bypass vulnerability in the Taskbuilder – WordPress Project Management & Task Management plugin, affecting all versions up to and including 5.0.2. This flaw allows authenticated users, even those with subscriber-level access, to submit comments on any project or task, including private ones, and inject arbitrary HTML/CSS due to insufficient sanitization. Rated Medium severity (CVSS 4.3), the vulnerability has a low attack complexity and requires only low privileges, potentially leading to information disclosure and integrity issues. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Taskbuilder | Taskbuilder – Project Management & Task Management Tool With Kanban Board | >= 0, <= 5.0.2CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.