CVE-2017-7474

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.

Published: 2017-05-12 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-7474 is rated High Risk (69/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.54%). High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-7474

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.73% 2.54% +0.82%
2 2025-11-12 0.13% 1.73% +1.60%
3 2025-03-30 — 0.13% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-7474

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.0 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2017-7474

GitHub Security Advisory for CVE-2017-7474

GHSA-mw35-24gh-f82w · Severity: critical · Ecosystem: npm — keycloak-connect and keycloak-js improperly handle invalid tokens

OS Trackers for CVE-2017-7474

vendor priority summary link
redhat high — https://access.redhat.com/security/cve/CVE-2017-7474

Affected software / configurations for CVE-2017-7474

Vendor Product Version Raw CPE
keycloak keycloak-nodejs-auth-utils 2.5.0 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.0:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.0 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.0:cr1:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.1 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.1:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.2 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.2:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.3 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.3:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.4 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.4:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.5 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.5:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.6 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.6:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 2.5.7 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:2.5.7:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 3.0.0 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:3.0.0:*:*:*:*:*:*:*
keycloak keycloak-nodejs-auth-utils 3.0.0 cpe:2.3:a:keycloak:keycloak-nodejs-auth-utils:3.0.0:cr1:*:*:*:*:*:*

References for CVE-2017-7474

cvelogic Threat Intelligence