CVE-2025-64180 Manager-io/Manager: Complete Bypass of SSRF Protection via Time-of-Check Time-of-Use (TOCTOU)
Attackers can bypass SSRF protections via a TOCTOU race condition to access internal network resources and cloud metadata endpoints.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-64180?
CVE-2025-64180 is a critical server-side request forgery vulnerability in Manager-io Manager, published on 7 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Which versions are affected by CVE-2025-64180?
How do I fix CVE-2025-64180?
No fix has been published for CVE-2025-64180 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2025-64180 being exploited?
There is no known exploitation of CVE-2025-64180 in the wild and no public exploit code.
Sources
Also known as GHSA-j2xj-xhph-p74j.