CVE-2021-35438 json
phpIPAM 1.4.3 allows Reflected XSS via app/dashboard/widgets/ipcalc-result.php and app/tools/ip-calculator/result.php of the IP calculator.
published 5y ago modified 4mo ago also EUVD-2021-22081
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
phpIPAM 1.4.3 allows Reflected XSS via app/dashboard/widgets/ipcalc-result.php and app/tools/ip-calculator/result.php of the IP calculator.
Patch / fix
Is CVE-2021-35438 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.02% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/phpipam/phpipam/issues/3351 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/phpipam/phpipam/issues/3351
exploit, issue-tracking, patch, third-party-advisory
- github.com /MarkLee131/awesome-web-pocs/blob/main/CVE-2021-35438.md
Sources
- CVE List CVE-2021-35438
- NVD CVE-2021-35438
Fencer Intel 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.