CVE-2021-41714 json
In Tipask < 3.5.9, path parameters entered by the user are not validated when downloading attachments, a registered user can download arbit…
published 2022-05-23 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28726
- cvss
- 7.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
In Tipask < 3.5.9, path parameters entered by the user are not validated when downloading attachments, a registered user can download arbitrary files on the Tipask server such as .env, /etc/passwd, laravel.log, causing infomation leakage.
Patch / fix
Exploit prediction
0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/sdfsky/tipask/blob/c4e6aa9f6017c9664780570016954c0922d203b7/app/Http/Controllers/AttachController.php#L42 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.7 | CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:L/S:C/UI:N |
| CNA | 3.1 | 7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-494 Download of Code Without Integrity Check
References
-
github.com
/sdfsky/tipask/commit/9b5f13d1708e9a5dc0959cb8a97be1c32b94ca69
patch, third-party-advisory
-
github.com
/sdfsky/tipask/blob/c4e6aa9f6017c9664780570016954c0922d203b7/app/Http/Controllers/AttachController.php#L42
exploit, third-party-advisory
-
yuque.com
/henry-weply/penetration/fza5hm
third-party-advisory
Sources
- CVE List CVE-2021-41714
- NVD CVE-2021-41714
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.