CVE-2025-48700

CISA KEV
ACT NOW Priority: 0.00 BB Relevance: 0/100
Published: N/A Modified: N/A First seen: 2026-10-29 Status: pending_score

Description

Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that could allow attackers to execute arbitrary JavaScript within the user's session, potentially leading to unauthorized access to sensitive information.

CISA Known Exploited Vulnerability

Vendor / Product Synacor — Zimbra Collaboration Suite (ZCS)
Date Added 2026-04-20
Remediation Due 2026-04-23
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories ; https://nvd.nist.gov/vuln/detail/CVE-2025-48700

Bug Bounty Relevance

0 / 100
✓ Known exploited (KEV)

CVSS Score

Unscored

EPSS — Exploitation Probability

1.71%
Raw Score 0.017130
Percentile 77.3%
Date 2026-10-28

Intelligence Sources

kev ref →