CVE-2021-26474 json
UNAUTHENTICATED SERVER SIDE REQUEST FORGERY IN VEMBU PRODUCTS
published 2021-06-08 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-13279
- cvss
- 8.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 53%
- public exploits
- 0
- none known
Summary
Various Vembu products allow an attacker to execute a (non-blind) http-only Cross Site Request Forgery (Other products or versions of products in this family may be affected too.)
Patch / fix
- vembu bdr_suite 4.2.0
Exploit prediction
0.71% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-352 Cross-Site Request Forgery
References
-
csirt.divd.nl
/cases/DIVD-2020-00011/
third-party-advisory
-
csirt.divd.nl
/2021/05/11/Vembu-zero-days/
third-party-advisory
-
wbsec.nl
/vembu
third-party-advisory
-
csirt.divd.nl
/cves/CVE-2021-26474/
third-party-advisory
Sources
- CVE List CVE-2021-26474
- NVD CVE-2021-26474
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.