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 | 4.0 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N | CNA (VulnCheck)Used for this record |
| 7.1 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H | CNA (VulnCheck) |
- CISA KEV Not listed.
- EPSS 0.0014, the 3rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 30 Oct 2026, 11:30 UTC Confirmed by the CVE List
- 30 Oct 2026, 12:16 UTC Confirmed by NVD
Sources
References from the CNA
- github.com/element-hq/element-web/security/advisories/GHSA-c88w-7h6p-27xr
- github.com/element-hq/element-web/commit/792453c88a399d570599f5d73b08b40157cd80c0
- github.com/element-hq/element-web/blob/v1.12.31/apps/web/src/Lifecycle.ts#L188
- github.com/element-hq/element-web/releases/tag/v1.12.32
- abraxaslabs.tech/research/element-fragment-guest
- github.com/element-hq/element-web
- www.vulncheck.com/advisories/element-web-and-element-desktop-before-1.12.32-forced-logout-via-guest-credential-url-parameters