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VulnerabilityPublished Updated

CVE-2025-64180: Manager · Time-of-check Time-of-use (TOCTOU) Race Condition

Affects ManagerSource CVE Database V5

0

Not known to be exploited · CVSS 10.0 Critical : upgrade to 25.11.1.3086 as a priority.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
10.0Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 25.11.1.3086
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Nov 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

Upgrade manager-io/Manager to 25.11.1.3086.

Affected software

ProductAffectedFixed in
GitHubmanager-io/Managerpkg:github/manager-io/ManagerOther threatsAffected
  • <25.11.1.3086
Fixed in
  • 25.11.1.3086

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

  1. Immediate upgrade to Manager-io version 25.11.1.3086 or later is mandatory to remediate the vulnerability.
  2. For organizations unable to patch immediately, implement network-level controls to restrict access to Manager-io services, especially from untrusted networks.
  3. Enforce strict DNS validation policies and monitor DNS queries related to Manager-io to detect anomalies indicative of exploitation attempts.
  4. Strengthen authentication mechanisms for the Server edition, including multi-factor authentication and strong password policies.
  5. Conduct network segmentation reviews to ensure critical internal services and cloud metadata endpoints are isolated and inaccessible from vulnerable hosts.
  6. Deploy intrusion detection systems (IDS) and endpoint detection and response (EDR) solutions to identify suspicious activities related to DNS manipulation or lateral movement.
  7. Educate IT and security teams about the nature of TOCTOU vulnerabilities and the importance of timely patching and monitoring.
  8. Review and audit cloud metadata access policies to minimize exposure in case of internal network compromise.
  9. Maintain up-to-date asset inventories to quickly identify and remediate vulnerable Manager-io installations.

Description

Manager-io/Manager is accounting software. In Manager Desktop and Server versions 25.11.1.3085 and below, a critical vulnerability permits unauthorized access to internal network resources. The flaw lies in the fundamental design of the DNS validation mechanism. A Time-of-Check Time-of-Use (TOCTOU) condition that allows attackers to bypass network isolation and access internal services, cloud metadata endpoints, and protected network segments. The Desktop edition requires no authentication; the Server edition requires only standard authentication. This issue is fixed in version 25.11.1.3086.

References

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