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CVE-2022-41352

98
FAUCET Score

CVE-2022-41352 is a critical vulnerability affecting Zimbra Collaboration Suite (ZCS) versions 8.8.15 and 9.0, allowing unauthenticated attackers to upload arbitrary files via a path traversal flaw in amavis when using cpio. This flaw enables remote code execution and unauthorized access to user accounts, earning a CVSS score of 9.8 (Critical). The vulnerability is actively exploited in the wild, with public exploit modules available in Metasploit and Nuclei, and has garnered significant community and media attention, including its use in sophisticated hacking campaigns.

Impacted Technologies

VendorProductVersion(s)CPE
9.0.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:-:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p1:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p10:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p11:*:*:*:*:*:*
9.0.0CPE matchmatch criteria
cpe:2.3:a:synacor:zimbra_collaboration_suite:9.0.0:p12:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
95.48%
Probability of exploitation in next 30 days
EPSS Percentile
99.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Added to KEV · Oct 20, 2022
Metasploit: TAR Path Traversal in Zimbra (CVE-2022-41352) · Jun 28, 2022
Nuclei: CVE-2022-41352 · Sep 23, 2025
This CVE's current EPSS score of 0.9548 is in the 99th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/169458/Zimbra-Collaboration-Suite-TAR-Path-Traversal.html
ExploitThird Party AdvisoryVDB Entry
forums.zimbra.org / viewtopic.php
MitigationVendor Advisory
wiki.zimbra.com / wiki/Security_Center
PatchRelease NotesVendor Advisory
wiki.zimbra.com / wiki/Zimbra_Security_Advisories
Vendor Advisory
secpod.com / blog/unpatched-rce-bug-in-zimbra-collaboration-suite-exploited-in-wild
Third Party Advisory