CVE-2025-36254 DS8900F and DS8A00 Authentication Bypass
Attackers can bypass authentication via improper encoding in DSCLI output to access sensitive information or cause denial of service on IBM storage systems.
- 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-2025-36254?
CVE-2025-36254 is a high-severity authentication bypass vulnerability in IBM DS8900F (R9.4), published on 19 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
IBM System Storage DS8A00 10.1.3.0 through 10.11.35.0 and IBM DS8900F 89.40.83.0 through 89.44.25.0 could allow an attacker to bypass security authentication due to improperly encoding of DSCLI command output to obtain sensitive information or cause a denial of service.
Weakness: CWE-116
Which versions are affected by CVE-2025-36254?
It affects 2 products.
Products include Ibm Ds8900f Firmware, Ibm Ds8a00 Firmware.
How do I fix CVE-2025-36254?
No fix has been published for CVE-2025-36254 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-36254 being exploited?
There is no known exploitation of CVE-2025-36254 in the wild and no public exploit code.
Other vulnerabilities in IBM DS8900F (R9.4)
Sources
Also known as GHSA-r4hf-3hxr-r742.