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VulnerabilityPublished

CVE-2025-46788: Zoom Workplace for Linux · Improper Certificate Validation

Affects Zoom Workplace for LinuxSource CVE Database V5

0

Not known to be exploited · CVSS 7.4 High.

Data as of 26 Oct 2026, 09:08 UTC

CVSS 3.1 base score
7.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Jul 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Zoom Communications Inc. Zoom Workplace for LinuxAffected
  • =0
Fixed in–

AI-suggested

European organizations should prioritize upgrading Zoom Workplace for Linux to version 6.4.13 or later as soon as it becomes available. Until then, they should implement network-level mitigations such as enforcing strict TLS inspection policies, using network segmentation to isolate Linux clients running Zoom Workplace, and deploying intrusion detection/prevention systems tuned to detect anomalous TLS certificate behaviors. Organizations should also enforce the use of VPNs or secure tunnels that provide additional encryption layers beyond Zoom's own mechanisms. Regularly auditing and monitoring network traffic for signs of MitM attacks or certificate anomalies is critical. Security teams should educate users about the risks of connecting to untrusted networks and consider temporarily restricting Zoom Workplace usage on Linux systems in high-risk environments. Finally, organizations should maintain up-to-date asset inventories to identify affected Linux clients and ensure timely patch management.

Description

Improper certificate validation in Zoom Workplace for Linux before version 6.4.13 may allow an unauthorized user to conduct an information disclosure via network access.

References

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