CVE-2019-6588

lowpriority · track · 30EPSS 0.023 · 83 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

2.30% (83rd) EPSS

CVSS 2.6 · low

Is it mine?

20 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

In Liferay Portal before 7.1 CE GA4, an XSS vulnerability exists in the SimpleCaptcha API when custom code passes unsanitized input into the "url" parameter of the JSP taglib call <liferay-ui:captcha url="<%= url %>" /> or <liferay-captcha:captcha url="<%= url %>" />. Liferay Portal out-of-the-box behavior with no customizations is not vulnerable.

cvss

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

4.7

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.6–4.7

v2.02.6lowAV:N/AC:H/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 4.9 · impact 2.9

v3.04.7mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 1.6 · impact 2.7

v3.04.7mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · OSV

v3.04.5mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimaryCWE-79US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-46983Liferay Portal 7.1 CE GA=3 / SimpleCaptcha API - Cross-Site ScriptingPoC · exploit_db

affected products (20)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
liferay liferay portal≤ 6.0.6nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.1.0nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.1.1nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.1.2nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.0nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.1nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.2nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.3nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.4nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 6.2.5nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.0nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.1nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.2nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.3nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.4nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.5nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.0.6nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
liferay liferay portal= 7.1.0nvdUScpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*
Maven com.liferay.portal:release.portal.bom< 7.1.0osvUSpkg:maven/com.liferay.portal/release.portal.bom

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-hwp2-gvm5-452fLiferay Portal Allows Cross-Site Scripting (XSS) via the SimpleCaptcha API2022-05-24ghsa · osvUS
In Liferay Portal before 7.1 CE GA4, an XSS vulnerability exists in the SimpleCaptcha API when custom code passes unsanitized input into the "url" parameter of the JSP taglib call <liferay-ui:captcha url="<%= url %>" /> or <liferay-captcha:captcha url="<%= url %>" />. Liferay Portal out-of-the-box behavior with no customizations is not vulnerable.

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 2019-06-03modified 2026-06-17

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+53041 more

references (7)

External citations — patches, advisories, analysis.

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