CVE-2021-40886
MEDIUMCVSS 6.5/10EPSS 1.37%
Last modified
CVE-2021-40886 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Projectsend version r1295 is affected by a directory traversal vulnerability. A user with Uploader role can add value `2` for `chunks` parameter to bypass `fileName` sanitization.. EPSS estimates a 1.37% chance of exploitation in the next 30 days.
Description
Projectsend version r1295 is affected by a directory traversal vulnerability. A user with Uploader role can add value `2` for `chunks` parameter to bypass `fileName` sanitization.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Projectsend | Projectsend | r1295 |
References
- https://github.com/projectsend/projectsend/issues/993Exploit, Third Party Advisory
- https://github.com/projectsend/projectsend/issues/993Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-40886?
Projectsend version r1295 is affected by a directory traversal vulnerability. A user with Uploader role can add value `2` for `chunks` parameter to bypass `fileName` sanitization.
How severe is CVE-2021-40886?
CVE-2021-40886 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.37% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40886?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-40886?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST