CVE-2017-7474

highpriority · track · 40EPSS 0.025 · 85 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
2.54% (85th) EPSS
CVSS 7.5 · high
Is it mine?
13 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-26

It was found that the Keycloak Node.js adapter 2.5 - 3.0 did not handle invalid tokens correctly. An attacker could use this flaw to bypass authentication and gain access to restricted information, or to possibly conduct further attacks.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedRed Hat Single Sign-On 7.1redhat_csaf

    The References section of this erratum contains a download link (you must log in to download the update). Remove your existing Node.js adapter directory and unzip the update file into its place. Then change the dependency for keycloak-connect in the package.json of your application: change dependency file name to keycloak-connect-2.5.5-Final-redhat-3.tgz .

    https://access.redhat.com/errata/RHSA-2017:1203
02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4
v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9
v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV
v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.08.1highCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Nsecondary · Red Hat Product Security US
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-253USCWE-253USCWE-253US
04

affected products (13)

Products and version ranges known to be affected.

05

advisories (2)

Vendor and ecosystem advisories describing this.

  • RHSA-2017:1203Red Hat Security Advisory: Red Hat Single Sign-On Node.js adapter security update2017-05-08csaf · redhat_csafUS

    An update to the Node.js adapter for Red Hat Single Sign-On 7.1 is now available from the Customer Portal. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • GHSA-mw35-24gh-f82wkeycloak-connect and keycloak-js improperly handle invalid tokens2017-11-15ghsa · osvUS

    It was found that the Keycloak Node.js adapter 2.5 - 3.0 did not handle invalid tokens correctly. An attacker could use this flaw to bypass authentication and gain access to restricted information, or to possibly conduct further attacks.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdosvredhat_csafNVDCVE.orgMITRE
published 2017-05-12modified 2026-06-17
08

references (6)

External citations — patches, advisories, analysis.

scry

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