What is CVE-2026-48534?

CVE-2026-48534 is a medium-severity vulnerability in Gfi Software Archiver, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-07-23.

How severe is CVE-2026-48534?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Gfi Software Archiver

CVE-2026-48534

GFI Archiver before 15.13 contains a stored cross-site scripting vulnerability in the IMAP Server configuration that allows authenticated attackers to inject arbitrary web script or HTML via the server URL parameter to /Archiver/ImapServer…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Gfi Software Archiver — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-48534?: CVE-2026-48534 is a medium-severity vulnerability in Gfi Software Archiver, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-07-23.
How severe is CVE-2026-48534?: Medium severity. CVSS v3 base score is 5.4 out of 10.