What is CVE-2025-55032?

CVE-2025-55032 is a medium-severity vulnerability in Mozilla Firefox_focus, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2025-08-19.

How severe is CVE-2025-55032?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Mozilla Firefox_focus

CVE-2025-55032

Focus for iOS would not respect a Content-Disposition header of type Attachment and would incorrectly display the content inline, potentially allowing for XSS attacks. This vulnerability was fixed in Focus for iOS 142.

Vulnerability class: Open Redirect

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

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.

Affected products

Mozilla Firefox_focus
Mozilla Focus For Ios — versions 142

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

security@mozilla.org (Permissions Required, Issue Tracking)
security@mozilla.org (Vendor Advisory)

Frequently asked questions

What is CVE-2025-55032?: CVE-2025-55032 is a medium-severity vulnerability in Mozilla Firefox_focus, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2025-08-19.
How severe is CVE-2025-55032?: Medium severity. CVSS v3 base score is 6.1 out of 10.