Medium severity4.7NVD Advisory· Published Jun 10, 2019· Updated Jun 17, 2026
CVE-2019-11881
CVE-2019-11881
Description
A vulnerability exists in Rancher before 2.2.4 in the login component, where the errorMsg parameter can be tampered to display arbitrary content, filtering tags but not special characters or symbols. There's no other limitation of the message, allowing malicious users to lure legitimate users to visit phishing sites with scare tactics, e.g., displaying a "This version of Rancher is outdated, please visit https://malicious.rancher.site/upgrading" message.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/rancher/rancherGo | <= 2.1.4 | — |
Affected products
3- Rancher/Rancherdescription
Patches
Vulnerability mechanics
References
5- github.com/rancher/rancher/issues/20216nvdExploitIssue TrackingThird Party AdvisoryWEB
- github.com/advisories/GHSA-2p4g-jrmx-r34mghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2019-11881ghsaADVISORY
- github.com/rancher/rancher/blob/v2.2.4/pkg/auth/providers/saml/saml_client.gonvdWEB
- github.com/rancher/rancher/commit/e59adbc7565251919d84d6e353421104be8da06envdWEB
News mentions
0No linked articles in our index yet.