CVE-2025-36045 TS4300 Tape Library addresses security vulnerability
An authenticated user can cause a denial of service in the email service of IBM TS4300 Tape Libraries due to improper interaction frequency control.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-36045?
CVE-2025-36045 is a medium-severity denial of service vulnerability in IBM TS4300, published on 18 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM TS4300 1.1.0.1 through 1.7.1.1 could allow an authenticated user to cause a denial of service in the email service due to improper control of interaction frequency.
Weakness: CWE-799
Which versions are affected by CVE-2025-36045?
How do I fix CVE-2025-36045?
No fix has been published for CVE-2025-36045 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-36045 being exploited?
There is no known exploitation of CVE-2025-36045 in the wild and no public exploit code.
Sources
Also known as GHSA-jrhp-4rrf-72w7.