CVE-2026-3495lowCWE-79

Unescaped variables during error page composition

8Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 3.8epss 0.1%

probabilidade de exploração

0.1%top 96% das CVEs

exploração observada

nãonenhuma fonte reporta

Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13 fail to escape some variables that could contain malicious content during error page composition which allows an attacker with access to edit some site configuration to execute some malicious code via injecting some JS as part of those values.. Mattermost Advisory ID: MMSA-2026-00622

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Produtos afetados

Mattermost · Mattermost

Referências

https://mattermost.com/security-updates