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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-125389

Group-Office before 6.8.181, 25.0.116, and 26.0.58 Stored XSS via filterXSS Bypass

Description

Intermesh Group-Office before 6.8.181, 25.0.116, and 26.0.58 contains a stored cross-site scripting vulnerability in the email viewer due to a flawed regex in StringHelper::filterXSS. Remote attackers can send emails containing tags like svg/onload, which MessagePanel.js renders raw, executing script in the recipient's session when opened.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Intermesh Group-Office

Default version status: unaffected

  • 0 to < 6.8.181affected
  • 25.0.0 to < 25.0.116affected
  • 26.0.0 to < 26.0.58affected
pkg:github/Intermesh/groupoffice

References