What is CVE-2022-41443?

CVE-2022-41443 is a critical-severity vulnerability in Phpipam, classified under Improper Encoding or Escaping of Output. CVSS score: 9.8/10. Published 2022-10-03.

How severe is CVE-2022-41443?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-41443 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Phpipam

CVE-2022-41443

phpipam v1.5.0 was discovered to contain a header injection vulnerability via the component /admin/subnets/ripe-query.php.

Published 2022-10-03 · last modified 2026-06-17.

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: 0.012 (66.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Phpipam — versions 1.5.0

Weakness classification (CWE)

CWE-116 — Improper Encoding or Escaping of Output

Public proof-of-concept exploits

References

gist.github.com/enferas/7acd9636cc221bbf61d51425ab91ef01 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-41443?: CVE-2022-41443 is a critical-severity vulnerability in Phpipam, classified under Improper Encoding or Escaping of Output. CVSS score: 9.8/10. Published 2022-10-03.
How severe is CVE-2022-41443?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-41443 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.