CVE-2021-44663
9.8
CRITICAL · CVSS 3.1 · EPSS 4% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
A Remote Code Execution (RCE) vulnerability exists in the Xerte Project Xerte through 3.8.4 via a crafted php file through elfinder in connetor.php.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.99% — more likely to be exploited than 90% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-02-24 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| nottingham.ac | xerte online toolkits |
References
- https://github.com/thexerteproject/xerteonlinetoolkits/commit/694a591b5ab7f634f036afaac10397cf3677a98c
- https://riklutz.nl/2021/10/30/unauthenticated-file-upload-to-remote-code-execution-in-xerte/
- https://www.xerte.org.uk/index.php/en/news/blog/80-news/336-xerte-3-8-5-important-security-update-now-available
- https://github.com/thexerteproject/xerteonlinetoolkits/commit/694a591b5ab7f634f036afaac10397cf3677a98c
- https://riklutz.nl/2021/10/30/unauthenticated-file-upload-to-remote-code-execution-in-xerte/
- https://www.xerte.org.uk/index.php/en/news/blog/80-news/336-xerte-3-8-5-important-security-update-now-available
→ the Explorer · watch your stack · NVD