Vulnerability · Published Mar 25, 2026 · Assigned by ibm

CVE-2026-1561IBM WebSphere Application Server Liberty Server-Side Request Forgery

Medium 5.4

In plain English

A medium-severity server-side request forgery in WebSphere Application Server Liberty from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.3%top 76.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.3 IBM WebSphere Application Server Liberty is vulnerable to server-side request forgery (SSRF). This may allow remote attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

Affected products (as reported)

Vendor	Product	Versions
IBM	WebSphere Application Server Liberty	17.0.0.3 – through 26.0.0.3

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

References

https://www.ibm.com/support/pages/node/7267347 vendor-advisory, patch