CVE-2021-20195

mediumPriorität · verfolgen · 38EPSS 0.012 · 69. PerzentilEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.25% (69th) EPSS

CVSS 6.8 · medium

Is it mine?

3 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · bewertet 2026-10-27

A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

9.6

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–critical · 6.8–9.6

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 8.6 · Auswirkung 6.4

v3.19.6criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 2.8 · Auswirkung 6

v3.19.6criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · OSV

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-116USprimärCWE-116USCWE-20USCWE-20USCWE-79US

betroffene Produkte (3)

Betroffene Produkte und Versionsbereiche.

n/a KeyCloak≤ keycloak 13.0.0enisa_euvdEU
redhat keycloak< 12.0.3nvdUScpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
Maven org.keycloak:keycloak-core< 13.0.0osvUSpkg:maven/org.keycloak/keycloak-core

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

GHSA-q6w2-89hq-hq27keycloak Self Stored Cross-site Scripting vulnerability2021-06-08ghsa · osvUS
A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

veröffentlicht 2021-05-28geändert 2026-06-17

verwandt (698)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2026-20245US	—OT kritisch	25.3% (98th)	KEV	2026-06-04
A vulnerability in the CLI of Cisco Catalyst SD-WAN Controller, formerly SD-WAN vSmart, Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, and Cisco Catalyst SD-WAN Validator,…
CVE-2024-38475US	critical9.1OT kritisch	100.0% (100th)	KEV	2024-07-01
Improper escaping of output in mod_rewrite in Apache HTTP Server 2.4.59 and earlier allows an attacker to map URLs to filesystem locations that are permitted to be served by the se…
CVE-2022-42948US	critical9.8OT kritisch	2.71% (86th)	KEV	2023-03-24
Cobalt Strike 4.7.1 fails to properly escape HTML tags when they are displayed on Swing components. By injecting crafted HTML code, it is possible to remotely execute code in the C…
CVE-2022-24682US	medium6.1OT kritisch	30.9% (98th)	KEV	2022-02-09
An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021. An attack…
CVE-2009-1151US	critical9.8OT kritisch	96.6% (100th)	KEV	2009-03-26
Static code injection vulnerability in setup.php in phpMyAdmin 2.11.x before 2.11.9.5 and 3.x before 3.1.3.1 allows remote attackers to inject arbitrary PHP code into a configurati…

+693 weitere

Referenzen (4)

Externe Belege — Patches, Meldungen, Analysen.

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