What’s Vulnerable › Vulnerabilities
CVE-2026-14999: IBM DataPower Gateway Improper Verification of Cryptographic Signature
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-08 · updated 2026-10-14
- Weakness: CWE-347
Description
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to bypass authentication by forging valid JSON Web Signatures due to improper verification of cryptographic signatures.
Affected products
- IBM DataPower Gateway 11.0.0: from 10.5.0.0 before 10.5.0.23; from 10.6.0.0 before 10.6.0.11; from 10.6.1.0 before 11.0.0.3; from 11.0.0.0 before 11.0.0.3 — fixed in 10.5.0.23, 10.6.0.11, 11.0.0.3
How to fix
Upgrade to a fixed version: IBM DataPower Gateway 11.0.0 10.5.0.23, 10.6.0.11, 11.0.0.3. Check the vendor advisory for mitigations.
References
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