CVE-2026-88809
Rancher Manager /meta/proxy checks its destination allowlist too late, so a blocked internal host is still proxied (SSRF, CVSS 7.1)
- Severity
- high
- Affected product
- Rancher
- Affected versions
- Rancher ≥ 2.11.0, < 2.11.19
- Affected versions
- Rancher ≥ 2.12.0, < 2.12.15
- Affected versions
- Rancher ≥ 2.13.0, < 2.13.11
- Affected versions
- Rancher ≥ 2.14.0, < 2.14.7
- Affected versions
- Rancher ≥ 2.15.0, < 2.15.3
- Fixed in
- Rancher 2.11.19
- Fixed in
- Rancher 2.12.15
- Fixed in
- Rancher 2.13.11
- Fixed in
- Rancher 2.14.7
- Fixed in
- Rancher 2.15.3
- Detection basis
- Component version range
- Shipped rule
- Rancher: Rancher Manager /meta/proxy checks its destination allowlist too late, so a blocked internal host is still proxied (SSRF, CVSS 7.1)
- Added to NewScan
- 2026-11-03
- Detected by
- NewScan — free, self-hosted
How NewScan reports it
COMPONENT VERSION RANGE
NewScan fingerprints Rancher from its response and reports this CVE when the detected version falls inside the affected range below.
COMPONENT VERSION RANGE
NewScan fingerprints Rancher from its response and reports this CVE when the detected version falls inside the affected range below.
COMPONENT VERSION RANGE
NewScan fingerprints Rancher from its response and reports this CVE when the detected version falls inside the affected range below.
COMPONENT VERSION RANGE
NewScan fingerprints Rancher from its response and reports this CVE when the detected version falls inside the affected range below.
COMPONENT VERSION RANGE
NewScan fingerprints Rancher from its response and reports this CVE when the detected version falls inside the affected range below.
References
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