PT-2026-22053 · Icewarp · Icewarp Server

Nicocha30 · Published 2026-02-25 · Updated 2026-03-16 · CVE-2026-2493

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions IceWarp Servers (affected versions not specified)

Description IceWarp Servers are experiencing a directory traversal issue that allows unauthorized disclosure of sensitive information. This issue is being actively exploited and does not require authentication. The exploitation is potentially linked to the FANCY BEAR threat actor. The vulnerability allows remote attackers to access sensitive data through a directory traversal mechanism.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-2493

ZDI-26-130

Affected Products

Icewarp Server

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-2493 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-26-130 · Security Note
• https://twitter.com/CVEnew/status/2032605842625753497 · Twitter Post
• https://twitter.com/SystemTek_UK/status/2028913856534229448 · Twitter Post
• https://twitter.com/Anonymous_Tech7/status/2027838672477761631 · Twitter Post