CVE-2025-48700MEDIUM 6.1CISA KEVEPSS p75.1%
CVE-2025-48700Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability
Synacor / Zimbra Collaboration Suite (ZCS)
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.
Scoring
| CVSS 3.1 | 6.1 (MEDIUM) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 1.76% probability of exploitation · percentile 75.1% · 2026-06-19T12:03:05Z |
| Published | 2025-06-23 |
| Last modified | 2026-04-21 |
CISA KEV entry
Added to KEV: 2026-04-20
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')cwe-79 | 0% | live |
(incoming)1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| KEVEntry | Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerabilitykev-cve-2025-48700 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.