CVE-2026-42809
critical
CVSS v3
9.9
CVSS v2
—
VIR risk
9.9
Description
Apache Polaris has an Improper Input Validation Issue
Predictions
Exploit likelihood
98%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: security@apache.org — https://lists.apache.org/thread/8tfsr8y7pgq6rdcvjx95hkcr47td671r
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.polaris:polaris-runtime-service | <1.4.1 | 1.4.1 |
| MAVEN | org.apache.polaris:polaris-runtime-service | < 1.4.1 | 1.4.1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| apache | polaris | {"endExcluding":"1.4.1"} | 1.4.1 |
References
- https://lists.apache.org/thread/8tfsr8y7pgq6rdcvjx95hkcr47td671r
- http://www.openwall.com/lists/oss-security/2026/05/02/10
- https://nvd.nist.gov/vuln/detail/CVE-2026-42809
- https://github.com/apache/polaris/commit/c98d610bc8f7ee237b272e01814391838dd6abf9
- https://github.com/apache/polaris
- https://github.com/apache/polaris/releases/tag/apache-polaris-1.4.1
- https://github.com/advisories/GHSA-8ggj-j522-h5qf
CWEs
CWE-20 CWE-862
Verify integrity in audit chain (admin only). AS-IS.