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VULNERABILITIES

CVE-2018-8899 Details

Description

IdentityServer IdentityServer4 1.x before 1.5.3 and 2.x before 2.1.3 does not encode the redirect URI on the authorization response page, which might lead to XSS in some configurations.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/IdentityServer/IdentityServer4/commit/21d0da227f50ac102de469a13bc5a15d2cc0f895 CVEPatchThird Party Advisory
https://github.com/IdentityServer/IdentityServer4/issues/2164 CVEIssue TrackingThird Party Advisory
https://github.com/IdentityServer/IdentityServer4/releases/tag/1.5.3 CVEThird Party Advisory
https://github.com/IdentityServer/IdentityServer4/releases/tag/2.1.3 CVEThird Party Advisory
https://github.com/IdentityServer/IdentityServer4/commit/21d0da227f50ac102de469a13bc5a15d2cc0f895 [email protected]PatchThird Party Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
identityserver identityserver4
>= 1.0.0, <= 1.5.2
>= 2.0.0, <= 2.1.2

CPE

  • cpe:2.3:a:identityserver:identityserver4:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2018-8899
NVD Published Date:
Mar 22, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2018-8899 Details - Not Deferred