Not analysed yet
We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.1 | High | 3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L | CNA (mitre) |
- CISA KEV Not listed.
- EPSS 0.014, the 71st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
References from the CNA
- roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3
- github.com/roundcube/roundcubemail/releases/tag/1.6.18
- github.com/roundcube/roundcubemail/commit/73233abe581b3b31cefd00041c7086c40e1793ea
- github.com/roundcube/roundcubemail/releases/tag/1.7.3
- github.com/roundcube/roundcubemail/commit/404d43f1b0125319c3cf8c9e3df39074c0cb80ad