CVE-2026-18525
IBM Sterling Secure Proxy is vulnerable to multiple issues
IBM Secure Proxy 6.1.0.0 through 6.2.1.2 could allow a remote authenticated attacker to cause a denial of service due to improper validation of listener IP address and port.
Fixes and workarounds
Fix
ProductAffected Version(s)Fixed-in Version(s)RemediationIBM Sterling Secure Proxy6.1.0.0 - 6.1.0.46.1.0.5 Fix Central https://www.ibm.com/support/fixcentral/swg/selectFixes IBM Sterling Secure Proxy6.2.0.0 - 6.2.1.26.2.1.3 Fix Central https://www.ibm.com/support/fixcentral/swg/selectFixes IBM strongly advises upgrading as soon as possible.
Source: CNA: ibmFix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: ibmAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| Secure Proxy IBM |
≥ 6.1.0.0; ≤ 6.1.0.4 (affected, semver) ≥ 6.2.0.0; ≤ 6.2.1.2 (affected, semver) |
CNA: ibm |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 4.9 medium |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H | CNA: ibm |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://www.ibm.com/support/pages/node/7289712CNA: ibm · vendor-advisory, patch
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