CVE-2026-48954

mediumpriority · track · 24EPSS 0.002 · 16 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.24% (16th) EPSS

CVSS 6.1 · medium

Is it mine?

10 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

Improper validation leads to a generic XSS vector in the language override feature.

cvss

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

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7

v4.05.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:Usecondary · ENISA EU

v4.05.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · security@joomla.org

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimary

affected products (10)

Products and version ranges known to be affected.

Open Source Joomla <5.4.7all versionscert_bundDE
Open Source Joomla <6.1.2all versionscert_bundDE
Open Source Joomla< 5.4.7cert_bundDE
Open Source Joomla< 6.1.2cert_bundDE
Joomla! Project Joomla! CMS≤ 6.0.0-6.1.1enisa_euvdEU
Joomla! Project Joomla! CMS≤ 3.0.0-5.4.6enisa_euvdEU
joomla joomla!3.0.0 → 5.4.7nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!6.0.0 → 6.1.2nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
Bitnami joomla3.0.0 → 5.4.7osvUSpkg:bitnami/joomla
Bitnami joomla6.0.0 → 6.1.2osvUSpkg:bitnami/joomla

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2238Joomla: Mehrere SchwachstellenDeutsch2026-07-07csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in Joomla ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen und um Sicherheitsmechanismen zu umgehen.
BIT-joomla-2026-48954Joomla! Core - [20260708] - XSS through language overrides2026-07-12vendor · osvUS
Improper validation leads to a generic XSS vector in the language override feature.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2026-07-07modified 2026-10-25

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+53041 more

references (3)

External citations — patches, advisories, analysis.

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