XSS in Atmail

CVE-2021-43574

WebAdmin Control Panel in Atmail 6.5.0 (a version released in 2012) allows XSS via the format parameter to the default URI. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.025 (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 trend (30 days)EPSS over the last 30 days for CVE-2021-43574: held from 0.024 to 0.025.

EPSS over last 30 days · oldest: 0.024 · newest: 0.025 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-43574?
CVE-2021-43574 is a medium-severity vulnerability in Atmail, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-15.
How severe is CVE-2021-43574?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-43574 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.