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VulnerabilityPublished Updated

CVE-2025-49457: Zoom Clients for Windows · Untrusted Search Path

Affects Zoom Clients for WindowsSource CVE Database V5

0

Not known to be exploited · CVSS 9.6 Critical.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
9.6Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 49% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Aug 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

AI-suggested

  1. Immediately monitor for updates and patches from Zoom and apply them as soon as they become available to eliminate the vulnerability.
  2. Until patches are released, restrict network access to Zoom clients by implementing network segmentation and firewall rules to limit exposure to untrusted networks.
  3. Enforce application whitelisting and restrict execution of unauthorized binaries or scripts in directories that Zoom might search.
  4. Educate users to avoid interacting with suspicious Zoom invitations or links that could trigger the vulnerability.
  5. Employ endpoint detection and response (EDR) solutions to detect anomalous behavior indicative of exploitation attempts.
  6. Review and harden Windows environment configurations to minimize privilege levels of Zoom client processes, applying the principle of least privilege.
  7. Conduct regular audits of software loading paths and environment variables to ensure no untrusted directories are prioritized.
  8. Implement network-level intrusion detection systems (IDS) to identify and block exploitation attempts.
  9. Prepare incident response plans specifically addressing potential exploitation of Zoom vulnerabilities to enable rapid containment and remediation. These measures combined will reduce the attack surface and limit the potential for successful exploitation until official patches are deployed.

Description

Untrusted search path in certain Zoom Clients for Windows may allow an unauthenticated user to conduct an escalation of privilege via network access

References

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