CVE-2021-26474
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.)
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.)
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.71% probability · 53th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- vembu/bdr suite · vembu/offsite dr
- Source
- cve@mitre.org
EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://csirt.divd.nl/2021/05/11/Vembu-zero-days/Third Party Advisory
- https://csirt.divd.nl/cases/DIVD-2020-00011/Third Party Advisory
- https://csirt.divd.nl/cves/CVE-2021-26474/Third Party Advisory
- https://www.wbsec.nl/vembuThird Party Advisory
- https://csirt.divd.nl/2021/05/11/Vembu-zero-days/Third Party Advisory
- https://csirt.divd.nl/cases/DIVD-2020-00011/Third Party Advisory
- https://csirt.divd.nl/cves/CVE-2021-26474/Third Party Advisory
- https://www.wbsec.nl/vembuThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.