CVE-2026-18893 json
CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities
published 3d ago modified 2d ago also EUVD-2026-119705
- cvss
- 7.1
- 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 CockroachDB PostgreSQL for IBM VPC 26.2.0 through 26.2.3, 25.4.0 through 25.4.12, and 25.2.0 through 25.2.20 is vulnerable to privilege escalation via user-defined function.
Patch / fix
- ibm.com/support/pages/node/7293292 advisory
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- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 2d ago
Exploit prediction
0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
| NVD | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
Affected products
- IBM CockroachDB PostgreSQL for IBM VPC
Classification
- Weakness
-
- CWE-269 Improper Privilege Management
References
-
ibm.com
/support/pages/node/7293292
vendor-advisory, patch
Sources
- CVE List CVE-2026-18893
- NVD CVE-2026-18893
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