PT-2026-26192

Summary createEventStream in h3 is vulnerable to Server-Sent Events SSE injection due to missing newline sanitization in formatEventStreamMessage and formatEventStreamComment. An attacker who controls any part of an SSE message field id, event, data, or comment can inject arbitrary SSE events to...

EUVD-2025-208745

Cross Site scripting vulnerability XSS in NetBox 4.3.5 "comment" field on object forms. An attacker can inject arbitrary HTML, which will be rendered in the web UI when viewed by other users. This could potentially lead to user interface redress attacks or be escalated to XSS in certain contexts...

CVE-2025-57543

Cross Site scripting vulnerability XSS in NetBox 4.3.5 "comment" field on object forms. An attacker can inject arbitrary HTML, which will be rendered in the web UI when viewed by other users. This could potentially lead to user interface redress attacks or be escalated to XSS in certain contexts...

EUVD-2026-12220

A flaw has been found in CodePhiliaX Chat2DB up to 0.3.7. This vulnerability affects the function exportTable/exportTableColumnComment/exportView/exportProcedure/exportTriggers/exportTrigger/updateProcedure of the file DMDBManage.java of the component Database Export Handler. This manipulation...

EUVD-2026-12188

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...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the comment block modification process. An attacker can alter comments created by other users by leveraging editor permissions without proper authorization checks. Remediation Upgrade...

Mattermost Boards Plugin fails to implement authorisation checks on comment block modifications

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...

GHSA-VGGC-6PG2-XVP9 Vulnogram contains a stored cross-site scripting vulnerability in comment hypertext handling

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...

GHSA-HF8W-X9H5-5GF9 Mattermost Boards Plugin fails to implement authorisation checks on comment block modifications

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...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in the comment block modification process. An attacker can alter comments created by other users by leveraging editor permissions without proper authorization checks. Remediation Upgrade...

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...

Vulnogram contains a stored cross-site scripting vulnerability in comment hypertext handling

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

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...

CVE-2026-2461

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...

CVE-2026-2461

Mattermost Plugins versions

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...

SUSE CVE-2010-4326

Multiple buffer overflows in gwwww1.dll in GroupWise Internet Agent GWIA in Novell GroupWise before 8.02HP allow remote attackers to execute arbitrary code via variables in a VCALENDAR message, as demonstrated by a long 1 REQUEST-STATUS, 2 TZNAME, 3 COMMENT, or 4 RRULE variable in this message...

CVE-2025-57543

Cross Site scripting vulnerability XSS in NetBox 4.3.5 "comment" field on object forms. An attacker can inject arbitrary HTML, which will be rendered in the web UI when viewed by other users. This could potentially lead to user interface redress attacks or be escalated to XSS in certain contexts...