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Fencer Vulns
high 8.8

CVE-2025-68645 kev in the critical feed json

A Local File Inclusion (LFI) vulnerability exists in the Webmail Classic UI of Zimbra Collaboration (ZCS) 10.0 and 10.1 because of improper…

published 2025-12-22 10 mo ago modified 2026-11-04 4 d ago also EUVD-2025-204719

cvss
8.8
version 3.1, CNA
cisa kev
Exploited
added 2026-01-22
epss
50.6%
EPSS 50.6% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

A Local File Inclusion (LFI) vulnerability exists in the Webmail Classic UI of Zimbra Collaboration (ZCS) 10.0 and 10.1 because of improper handling of user-supplied request parameters in the RestFilter servlet. An unauthenticated remote attacker can craft requests to the /h/rest endpoint to influence internal request dispatching, allowing inclusion of arbitrary files from the WebRoot directory.

Patch / fix

cisa required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  • synacor zimbra_collaboration_suite 10.0.18, 10.1.13

Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA SSVC: exploitation active
  4. CISA patch deadline

Known exploited

Added
9 mo ago
Patch by
2026-02-12 (8 mo ago)
Ransomware
Not known
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor, product
Synacor, Zimbra Collaboration Suite (ZCS)
CISA name
Synacor Zimbra Collaboration Suite (ZCS) PHP Remote File Inclusion Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
9 mo ago

Exploit prediction

50.57% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Zimbra Collaboration - Local File Inclusion nuclei detection template

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-98 Improper Control of Filename for Include/Require Statement in PHP Program

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.