Path Traversal in Projectsend
CVE-2021-40887
Projectsend version r1295 is affected by a directory traversal vulnerability. Because of lacking sanitization input for files[] parameter, an attacker can add ../ to move all PHP files or any file on the system that has permissions to /upload/files/ folder.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Projectsend — versions r1295
Weakness classification (CWE)
References
- github.com/projectsend/projectsend/issues/994 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-40887?
- CVE-2021-40887 is a critical-severity vulnerability in Projectsend, classified under Path Traversal. CVSS score: 9.8/10. Published 2021-10-11.
- How severe is CVE-2021-40887?
- Critical severity. CVSS v3 base score is 9.8 out of 10.