CVE-2026-57833

HIGHCVSS 8.6/10EPSS 0.42%

Last modified

CVE-2026-57833 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. Joomla Extension - weeblr.com - Unauthenticated stored XSS in 4Analytics < 5.0.2 - The Joomla extension 4Analytics is vulnerable to an unauthenticated stored XSS in relation to the AI analysis feature.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

Joomla Extension - weeblr.com - Unauthenticated stored XSS in 4Analytics < 5.0.2 - The Joomla extension 4Analytics is vulnerable to an unauthenticated stored XSS in relation to the AI analysis feature.

Metrics

CVSS 4.0
8.6/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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:X

EPSS Probability
0.42%

34.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
weeblr.com4Analytics extension for Joomla1.0-5.0.1

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-57833?
Joomla Extension - weeblr.com - Unauthenticated stored XSS in 4Analytics < 5.0.2 - The Joomla extension 4Analytics is vulnerable to an unauthenticated stored XSS in relation to the AI analysis feature.
How severe is CVE-2026-57833?
CVE-2026-57833 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2026-57833?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST