How severe is CVE-2025-49486?

CVE-2025-49486 has a CVSS 4.0 base score of 8.6, rated high severity.

Is CVE-2025-49486 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-49486?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-49486 have an EU (EUVD) identifier?

Yes. CVE-2025-49486 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21873.

When was CVE-2025-49486 published?

CVE-2025-49486 was published on 2025-07-18 and last updated on 2026-06-17.

CVE-2025-49486

CVE-2025-49486 is a high-severity vulnerability with a CVSS 4.0 base score of 8.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 4.0 base score 8.6)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-21873
Weakness: CWE-79
Published: 2025-07-18
Last modified: 2026-06-17

Description

A stored XSS vulnerability in the Balbooa Gallery plugin 1.0.0-2.4.0 for Joomla allows privileged users to store malicious scripts in gallery items.

Frequently asked questions

What is CVE-2025-49486?: A stored XSS vulnerability in the Balbooa Gallery plugin 1.0.0-2.4.0 for Joomla allows privileged users to store malicious scripts in gallery items.
How severe is CVE-2025-49486?: CVE-2025-49486 has a CVSS 4.0 base score of 8.6, rated high severity.
Is CVE-2025-49486 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-49486?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-49486 have an EU (EUVD) identifier?: Yes. CVE-2025-49486 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21873.
When was CVE-2025-49486 published?: CVE-2025-49486 was published on 2025-07-18 and last updated on 2026-06-17.

References

https://extensions.joomla.org/extension/gallery/

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