How severe is CVE-2025-27754?

CVE-2025-27754 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-27754 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-27754?

CVE-2025-27754 affects Rsjoomla Rsform!blog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-27754?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-27754 have an EU (EUVD) identifier?

Yes. CVE-2025-27754 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17001.

When was CVE-2025-27754 published?

CVE-2025-27754 was published on 2025-06-05 and last updated on 2026-06-17.

CVE-2025-27754

CVE-2025-27754 is a medium-severity vulnerability in Rsjoomla Rsform!blog with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17001
Weakness: CWE-79
Affected product: Rsjoomla Rsform!blog
Published: 2025-06-05
Last modified: 2026-06-17

Description

A stored XSS vulnerability in RSBlog! component 1.11.6 - 1.14.4 for Joomla was discovered. The vulnerability allows authenticated users to inject malicious JavaScript into the plugin's resource. The injected payload is stored by the application and later executed when other users view the affected content.

Frequently asked questions

What is CVE-2025-27754?: A stored XSS vulnerability in RSBlog! component 1.11.6 - 1.14.4 for Joomla was discovered. The vulnerability allows authenticated users to inject malicious JavaScript into the plugin's resource. The injected payload is stored by the application and later executed when other users view the affected content.
How severe is CVE-2025-27754?: CVE-2025-27754 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-27754 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-27754?: CVE-2025-27754 affects Rsjoomla Rsform!blog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-27754?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27754 have an EU (EUVD) identifier?: Yes. CVE-2025-27754 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17001.
When was CVE-2025-27754 published?: CVE-2025-27754 was published on 2025-06-05 and last updated on 2026-06-17.

References

https://rsjoomla.com/

Affected products (1)

cpe:2.3:a:rsjoomla:rsform\!blog:*:*:*:*:*:joomla\!:*:*

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