CVE-2026-13257 json
IBM DataPower Gateway Insufficient Verification of Data Authenticity
published 2026-10-08 32 d ago modified 2026-10-14 25 d ago also EUVD-2026-95001
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 3%
- public exploits
- 0
- none known
Summary
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 an authenticated user to forge signature requests due to improper verification of data authenticity.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 30 d ago
Exploit prediction
0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
Affected products
- IBM DataPower Gateway 10.6CD
- IBM DataPower Gateway 10.6.0
- IBM DataPower Gateway 11.0.0
- IBM DataPower Gateway 10.5.0
Classification
- Weakness
-
- CWE-345 Insufficient Verification of Data Authenticity
References
-
ibm.com
/support/pages/node/7289775
vendor-advisory, patch
Sources
- CVE List CVE-2026-13257
- NVD CVE-2026-13257
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.