CVE-2021-23927

6.4 mediumEPSS 0.8%

Medium (6.4) in open-xchange open-xchange appsuite. EPSS 0.8% chance of exploitation in the next 30 days.

OX App Suite through 7.10.4 allows SSRF via a URL with an @ character in an appsuite/api/oauth/proxy PUT request.

Severity

6.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2021-01-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19