How severe is CVE-2021-25969?

CVE-2021-25969 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-25969 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25969?

CVE-2021-25969 affects Tuzitio Camaleon Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25969?

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

When was CVE-2021-25969 published?

CVE-2021-25969 was published on 2021-10-20 and last updated on 2026-06-17.

CVE-2021-25969

CVE-2021-25969 is a medium-severity vulnerability in Tuzitio Camaleon Cms with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Tuzitio Camaleon Cms
Published: 2021-10-20
Last modified: 2026-06-17

Description

In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.

Frequently asked questions

What is CVE-2021-25969?: In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
How severe is CVE-2021-25969?: CVE-2021-25969 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-25969 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25969?: CVE-2021-25969 affects Tuzitio Camaleon Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25969?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25969 published?: CVE-2021-25969 was published on 2021-10-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tuzitio:camaleon_cms:*:*:*:*:*:*:*:*

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