CVE-2026-1046
- Source
- https://cve.org/CVERecord?id=CVE-2026-1046
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-1046.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2026-1046
- Published
- 2026-02-16T12:10:38.668Z
- Modified
- 2026-08-12T03:51:36.362549701Z
- Severity
-
- 7.6 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:L CVSS Calculator
- Summary
- Arbitrary application execution via unvalidated server-controlled URLs in Help menu
- Details
-
Mattermost Desktop App versions <=6.0 6.2.0 5.2.13.0 fail to validate help links which allows a malicious Mattermost server to execute arbitrary executables on a user’s system via the user clicking on certain items in the Help menu Mattermost Advisory ID: MMSA-2026-00577
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1046.json", "unresolved_ranges": [ { "source": "AFFECTED_FIELD", "extracted_events": [ { "last_affected": "6.2.0" }, { "last_affected": "5.2.13" } ] } ], "cwe_ids": [ "CWE-939" ], "cna_assigner": "Mattermost" }- References
Affected packages
Git / github.com/mattermost/desktop
Affected ranges
- Type
- GIT
- Repo
- https://github.com/mattermost/desktop
- Events
- Database specific
-
Show details
{ "source": "CPE_RANGE", "cpe": "cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*", "extracted_events": [ { "introduced": "5.13.2" }, { "fixed": "5.13.3" }, { "introduced": "6.0.0" }, { "fixed": "6.0.3" } ] }