CVE-2021-3461

lowpriority · track · 28EPSS 0.003 · 22 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.30% (22nd) EPSS

CVSS 3.3 · low

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

A flaw was found in keycloak where keycloak may fail to logout user session if the logout request comes from external SAML identity provider and Principal Type is set to Attribute [Name].

cvss

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

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 3.3–7.1

v2.03.3lowAV:L/AC:M/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 3.4 · impact 4.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 5.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Nsecondary · OSV

v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-613USprimaryCWE-613US

affected products (6)

Products and version ranges known to be affected.

n/a KeyCloak≤ rh-sso7-keycloak 9.0.13enisa_euvdEU
redhat keycloak= 9.0.13nvdUScpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
redhat single sign-on= 7.0nvdUScpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*
redhat single sign-on= 7.4nvdUScpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*
redhat single sign-on= 7.4.7nvdUScpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*
Maven org.keycloak:keycloak-parent< 14.0.0osvUSpkg:maven/org.keycloak/keycloak-parent

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-cm29-6wx7-p874Keycloak insufficient session expiration2022-04-03ghsa · osvUS
A flaw was found in keycloak where keycloak may fail to logout user session if the logout request comes from external SAML identity provider and Principal Type is set to Attribute [Name].

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2022-04-01modified 2026-06-17

related (733)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2014-2595US	critical9.8	16.9% (97th)	Exploit	2020-02-12
Barracuda Web Application Firewall (WAF) 7.8.1.013 allows remote attackers to bypass authentication by leveraging a permanent authentication token obtained from a query string.
CVE-2020-27422US	critical9.8	7.86% (95th)	Exploit	2020-11-16
In Anuko Time Tracker v1.19.23.5311, the password reset link emailed to the user doesn't expire once used, allowing an attacker to use the same link to takeover the account.
CVE-2021-24019US	critical9.8	3.90% (90th)	Exploit	2021-10-06
An insufficient session expiration vulnerability [CWE- 613] in FortiClientEMS versions 6.4.2 and below, 6.2.8 and below may allow an attacker to reuse the unexpired admin user sess…
CVE-2020-29667US	critical9.8	3.23% (88th)	Exploit	2020-12-10
In Lan ATMService M3 ATM Monitoring System 6.1.0, a remote attacker able to use a default cookie value, such as PHPSESSID=LANIT-IMANAGER, can achieve control over the system becaus…
CVE-2017-6529US	high8.8	2.90% (87th)	Exploit	2017-03-09
An issue was discovered in dnaTools dnaLIMS 4-2015s13. dnaLIMS is vulnerable to session hijacking by guessing the UID parameter.

+728 more

references (9)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan