CVE-2026-67400 json
A missing token type check allowed to retrieve more additional information about the WOPI configuration with a user or guest token.
published 2026-10-27 12 d ago modified 2026-11-04 4 d ago also EUVD-2026-111129
- cvss
- 3.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 7%
- public exploits
- 0
- none known
Summary
A missing token type check allowed to retrieve more additional information about the WOPI configuration with a user or guest token.
Patch / fix
- nextcloud richdocuments 9.1.1, 10.2.1, 11.0.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 4 d ago
Exploit prediction
0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 3.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N |
Affected products
- Nextcloud Richdocuments
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
Sources
- CVE List CVE-2026-67400
- NVD CVE-2026-67400
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.