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CVE-2025-41241VulnerabilityPublished

CVE-2025-41241: VMware vCenter · Unchecked Error Condition

Affects VMware vCenterSource CVE Database V5

0

Not known to be exploited · CVSS 4.4 Medium.

Data as of 26 Oct 2026, 07:57 UTC

CVSS 3.1 base score
4.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 24% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 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 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
VMware vCenterAffected
  • =8.0
  • =7.0
Fixed in–

AI-suggested

1. Restrict and audit permissions: Limit API call permissions related to guest OS customization strictly to necessary personnel and service accounts. Implement the principle of least privilege rigorously. 2. Monitor and log API activity: Enable detailed logging and continuous monitoring of vCenter API calls, especially those related to guest OS customization, to detect unusual or unauthorized activities promptly. 3. Network segmentation: Isolate management interfaces of vCenter servers from general network access, allowing only trusted administrative hosts to connect. 4. Credential management: Enforce strong authentication mechanisms, including multi-factor authentication (MFA) for vCenter administrative accounts to reduce the risk of credential compromise. 5. Patch management: Although no patches are linked yet, maintain close communication with VMware for updates and apply security patches promptly once available. 6. Incident response readiness: Prepare and test incident response plans specifically for vCenter service disruptions to minimize downtime in case of exploitation. 7. Use of role-based access control (RBAC): Implement strict RBAC policies within vCenter to control and monitor access to sensitive API functions. 8. Regular vulnerability assessments: Conduct periodic security assessments and penetration testing focused on virtualization infrastructure to identify and remediate potential weaknesses proactively.

Description

VMware vCenter contains a denial-of-service vulnerability. A malicious actor who is authenticated through vCenter and has permission to perform API calls for guest OS customisation may trigger this vulnerability to create a denial-of-service condition.

References

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