PatchTheCEVCVE-2026-65942: TLS hostname verification issue in Apache Ranger Client Code in versions <= 2.8.0. Users are recommended to up
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HIGH 7.5REMOTEWATCHLISTUPGRADE
CVE-2026-65942 is a high-severity flaw (CVSS 7.5) affecting ranger. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
TLS hostname verification issue in Apache Ranger Client Code in versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.
Why this priority
- High severity
- Remotely exploitable, no login, no user action
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.6% (top 53%) |
| CISA exploited list | No |
| Weakness | CWE-297 |
| Published | 2026-08-10 |
| 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 ranger UPGRADE
Affected: < 2.9.0
Fixed in: 2.9.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy ranger || rpm -q ranger || ranger --version
2. UPGRADE to 2.9.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade ranger
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade ranger
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Exact fixes by distribution
Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source
sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3
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.
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