PatchTheCVECVE-2026-64640: Apache Polaris did not consistently validate storage locations supplied during table and view registration. A
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Routine
MEDIUM 6.5WATCHLISTUPGRADE
CVE-2026-64640 is a medium-severity flaw (CVSS 6.5) affecting polaris. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Apache Polaris did not consistently validate storage locations supplied during table and view registration. An authenticated principal with permission to register a table or view could, depending on the affected release and registration path, cause Polaris to use the catalog's storage credentials to read a caller-selected Iceberg metadata file before verifying that the file was within the catalog's allowed storage locations. If the catalog's un
Why this priority
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.5 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.5% (top 59%) |
| CISA exploited list | No |
| Weakness | CWE-863 |
| Published | 2026-08-06 |
| Last modified | 2026-10-23 |
Publisher (CNA): Apache Software Foundation · Vendor: apache
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
apache polaris UPGRADE
Affected: <= 1.6.0
Fixed in: newer than 1.6.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy polaris || rpm -q polaris || polaris --version
2. UPGRADE to newer than 1.6.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade polaris
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade polaris
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.