CVE-2021-34676 json
Basix NEX-Forms through 7.8.7 allows authentication bypass for Excel report generation.
published 2021-07-19 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-21326
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 78%
- public exploits
- 0
- none known
Summary
Basix NEX-Forms through 7.8.7 allows authentication bypass for Excel report generation.
Exploit prediction
1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/rauschecker/CVEs/tree/main/CVE-2021-34676 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
github.com
/rauschecker/CVEs/tree/main/CVE-2021-34676
exploit, third-party-advisory
-
basixonline.net
/nex-forms-wordpress-form-builder-demo/change-log/
release-notes, vendor-advisory
Sources
- CVE List CVE-2021-34676
- NVD CVE-2021-34676
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.