Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the task comments process. An attacker can access unauthorized comment data by manipulating identifiers in API requests. Remediation Upgrade code.vikunja.io/api/pkg/models to version...

CVE-2026-33500

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the fix for CVE-2026-27568 GHSA-rcqw-6466-3mv7 introduced a custom ParsedownSafeWithLinks class that sanitizes raw HTML and tags in comments, but explicitly disables Parsedown's safeMode. This creates a bypass:...

CVE-2026-33500 AVideo Vulnerable to Stored XSS via Markdown `javascript:` URI Bypasses ParsedownSafeWithLinks Sanitization

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the fix for CVE-2026-27568 GHSA-rcqw-6466-3mv7 introduced a custom ParsedownSafeWithLinks class that sanitizes raw HTML and tags in comments, but explicitly disables Parsedown's safeMode. This creates a bypass:...

Cross-site Scripting (XSS)

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Cross-site Scripting XSS in the markDownToHTML function. An attacker can execute arbitrary JavaScript in the context of another user's browser session by crafting ...

GHSA-MR3J-P26X-72X4 Vikunja has an IDOR in Task Comments Allows Reading Arbitrary Comments

An authenticated user can read any task comment by ID, regardless of whether they have access to the task the comment belongs to, by substituting the task ID in the API URL with a task they do have access to. Details The GET /api/v1/tasks/taskID/comments/commentID endpoint performs an authorizati...

Vikunja has an IDOR in Task Comments Allows Reading Arbitrary Comments

An authenticated user can read any task comment by ID, regardless of whether they have access to the task the comment belongs to, by substituting the task ID in the API URL with a task they do have access to. Details The GET /api/v1/tasks/taskID/comments/commentID endpoint performs an authorizati...

WordPress Comments Import & Export plugin <= 2.4.9 - Broken Access Control vulnerability

Broken Access Control vulnerability discovered by Jitlada in WordPress Plugin Comments Import & Export versions = 2.4.9...

Vikunja has an IDOR in Task Comments Allows Reading Arbitrary Comments

An authenticated user can read any task comment by ID, regardless of whether they have access to the task the comment belongs to, by substituting the task ID in the API URL with a task they do have access to...

EUVD-2026-13286

OpenClaw versions prior to 2026.2.22 contain incomplete IPv4 special-use range validation in the isPrivateIpv4 function, allowing requests to RFC-reserved ranges to bypass SSRF policy checks. Attackers with network reachability to special-use IPv4 ranges can exploit webfetch functionality to acce...

EUVD-2026-12411

Mattermost Plugins versions =11.3 11.0.3 11.2.2 10.10.11.0 fail to implement authorisation checks on comment block modifications, which allows an authorised attacker with editor permission to modify comments created by other board members. Mattermost Advisory ID: MMSA-2025-00559...

CVE-2026-32774

Vulnogram 1.0.0 contains a stored cross-site scripting vulnerability in comment hypertext handling that allows attackers to inject malicious scripts. Remote attackers can inject XSS payloads through comments to execute arbitrary JavaScript in victims' browsers...

CVE-2026-32774

Vulnogram 1.0.0 contains a stored cross-site scripting vulnerability in comment hypertext handling that allows attackers to inject malicious scripts. Remote attackers can inject XSS payloads through comments to execute arbitrary JavaScript in victims' browsers...

CVE-2026-2461 Missing authorization check allows unauthorized modification of other users' comments on a board

Mattermost Plugins versions =11.3 11.0.3 11.2.2 10.10.11.0 fail to implement authorisation checks on comment block modifications, which allows an authorised attacker with editor permission to modify comments created by other board members. Mattermost Advisory ID: MMSA-2025-00559...

CVE-2026-2461 Missing authorization check allows unauthorized modification of other users' comments on a board

Mattermost Plugins versions =11.3 11.0.3 11.2.2 10.10.11.0 fail to implement authorisation checks on comment block modifications, which allows an authorised attacker with editor permission to modify comments created by other board members. Mattermost Advisory ID: MMSA-2025-00559...

Vulnogram 跨站脚本漏洞

Vulnogram is an open-source CVE vulnerability management and publishing tool developed by Vulnogram. Version 1.0.0 of Vulnogram contains a cross-site scripting vulnerability. This vulnerability stems from stored-xss annotations in HTML comments, which may allow remote attackers to inject XSS...

CVE-2026-32774

Vulnogram 1.0.0 contains a stored cross-site scripting vulnerability in comment hypertext handling that allows attackers to inject malicious scripts. Remote attackers can inject XSS payloads through comments to execute arbitrary JavaScript in victims' browsers...

PT-2026-25509

Vulnogram 1.0.0 contains a stored cross-site scripting vulnerability in comment hypertext handling that allows attackers to inject malicious scripts. Remote attackers can inject XSS payloads through comments to execute arbitrary JavaScript in victims' browsers...

EUVD-2026-11747

wpDiscuz before 7.6.47 contains a cross-site request forgery vulnerability that allows attackers to delete all comments associated with an email address by crafting a malicious GET request with a valid HMAC key. Attackers can embed the deletecomments action URL in image tags or other resources to...

EUVD-2026-11751

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary...

CVE-2026-22210

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary...