medium6.5
CVE-2026-116516
Mattermost versions <=11.9 11.1.9 11.5.8 11.10.7.0 fail to validate Zoom chat line length before slicing which allows an authenticated attacker to crash the Ag…
Impact
Mattermost versions <=11.9 11.1.9 11.5.8 11.10.7.0 fail to validate Zoom chat line length before slicing which allows an authenticated attacker to crash the Agents plugin via summarizing a Zoom chat transcription containing short continuation lines. Mattermost Advisory ID: MMSA-2026-00723
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost | through 11.9 |
Versions were read from the advisory text. No structured product data has been published for this record yet.