How severe is CVE-2021-25975?

CVE-2021-25975 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-25975 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25975?

CVE-2021-25975 affects Publify Project Publify. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-25975?

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

When was CVE-2021-25975 published?

CVE-2021-25975 was published on 2021-11-10 and last updated on 2026-06-17.

CVE-2021-25975

CVE-2021-25975 is a medium-severity vulnerability in Publify Project Publify with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Publify Project Publify
Published: 2021-11-10
Last modified: 2026-06-17

Description

In publify, versions v8.0 to v9.2.4 are vulnerable to stored XSS as a result of an unrestricted file upload. This issue allows a user with “publisher” role to inject malicious JavaScript via the uploaded html file.

Frequently asked questions

What is CVE-2021-25975?: In publify, versions v8.0 to v9.2.4 are vulnerable to stored XSS as a result of an unrestricted file upload. This issue allows a user with “publisher” role to inject malicious JavaScript via the uploaded html file.
How severe is CVE-2021-25975?: CVE-2021-25975 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-25975 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25975?: CVE-2021-25975 affects Publify Project Publify. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25975?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25975 published?: CVE-2021-25975 was published on 2021-11-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:publify_project:publify:*:*:*:*:*:*:*:*

More vulnerabilities in Publify Project Publify

CVE-2023-0299 — Critical (CVSS 9.8): Improper Input Validation in GitHub repository publify/publify prior to 9.2.10.
CVE-2022-1812 — Critical (CVSS 9.8): Integer Overflow or Wraparound in GitHub repository publify/publify prior to 9.2.10.
CVE-2022-0524 — High (CVSS 7.5): Business Logic Errors in GitHub repository publify/publify prior to 9.2.7.
CVE-2023-0569 — Medium (CVSS 6.5): Weak Password Requirements in GitHub repository publify/publify prior to 9.2.10.
CVE-2022-2815 — Medium (CVSS 6.5): Insecure Storage of Sensitive Information in GitHub repository publify/publify prior to 9.2.10.
CVE-2022-0578 — Medium (CVSS 6.5): Code Injection in GitHub repository publify/publify prior to 9.2.8.

All CVEs affecting Publify Project Publify →

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