How severe is CVE-2024-27517?

CVE-2024-27517 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-2024-27517 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27517?

CVE-2024-27517 affects Webasyst. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27517?

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

Does CVE-2024-27517 have an EU (EUVD) identifier?

Yes. CVE-2024-27517 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24713.

When was CVE-2024-27517 published?

CVE-2024-27517 was published on 2024-02-29 and last updated on 2026-06-17.

CVE-2024-27517

CVE-2024-27517 is a medium-severity vulnerability in Webasyst 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)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24713
Weakness: CWE-79
Affected product: Webasyst
Published: 2024-02-29
Last modified: 2026-06-17

Description

Webasyst 2.9.9 has a Cross-Site Scripting (XSS) vulnerability, Attackers can create blogs containing malicious code after gaining blog permissions.

Frequently asked questions

What is CVE-2024-27517?: Webasyst 2.9.9 has a Cross-Site Scripting (XSS) vulnerability, Attackers can create blogs containing malicious code after gaining blog permissions.
How severe is CVE-2024-27517?: CVE-2024-27517 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-2024-27517 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27517?: CVE-2024-27517 affects Webasyst. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27517?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-27517 have an EU (EUVD) identifier?: Yes. CVE-2024-27517 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24713.
When was CVE-2024-27517 published?: CVE-2024-27517 was published on 2024-02-29 and last updated on 2026-06-17.

References

https://github.com/webasyst/webasyst-framework/issues/377

Affected products (1)

cpe:2.3:a:webasyst:webasyst:2.9.9:*:*:*:*:*:*:*

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