GHSA-4hq8-gmxx-h6w9
Suggest an improvement- Source
- https://github.com/advisories/GHSA-4hq8-gmxx-h6w9
- Import Source
- https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/06/GHSA-4hq8-gmxx-h6w9/GHSA-4hq8-gmxx-h6w9.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/GHSA-4hq8-gmxx-h6w9
- Aliases
- Related
- Published
- 2021-06-23T17:29:42Z
- Modified
- 2025-09-19T17:41:50Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- XML Processing error in github.com/crewjam/saml
- Details
-
Impact
There are three vulnerabilities in the go
encoding/xmlpackage that can allow an attacker to forge part of a signed XML document. For details on this vulnerability see xml-roundtrip-validatorPatches
In version 0.4.3, all XML input is validated prior to being parsed.
- Database specific
{ "nvd_published_at": null, "github_reviewed": true, "cwe_ids": [ "CWE-115", "CWE-287" ], "severity": "CRITICAL", "github_reviewed_at": "2021-05-21T20:54:26Z" }- References
-
- https://github.com/crewjam/saml/security/advisories/GHSA-4hq8-gmxx-h6w9
- https://nvd.nist.gov/vuln/detail/CVE-2020-27846
- https://github.com/crewjam/saml/commit/da4f1a0612c0a8dd0452cf8b3c7a6518f6b4d053
- https://bugzilla.redhat.com/show_bug.cgi?id=1907670
- https://github.com/crewjam/saml
- https://grafana.com/blog/2020/12/17/grafana-6.7.5-7.2.3-and-7.3.6-released-with-important-security-fix-for-grafana-enterprise
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3YUTKIRWT6TWU7DS6GF3EOANVQBFQZYI
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ICP3YRY2VUCNCF2VFUSK77ZMRIC77FEM
- https://mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities
- https://pkg.go.dev/vuln/GO-2021-0058
- https://security.netapp.com/advisory/ntap-20210205-0002
Affected packages
Go / github.com/crewjam/saml
Package
- Name
- github.com/crewjam/saml
- View open source insights on deps.dev
- Purl
- pkg:golang/github.com/crewjam/saml