How severe is CVE-2024-42699?

CVE-2024-42699 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-2024-42699 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42699?

CVE-2024-42699 affects Alkacon Opencms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42699?

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

Does CVE-2024-42699 have an EU (EUVD) identifier?

Yes. CVE-2024-42699 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12369.

When was CVE-2024-42699 published?

CVE-2024-42699 was published on 2025-04-21 and last updated on 2026-06-17.

CVE-2024-42699

CVE-2024-42699 is a medium-severity vulnerability in Alkacon Opencms 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% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12369
Weakness: CWE-79
Affected product: Alkacon Opencms
Published: 2025-04-21
Last modified: 2026-06-17

Description

Cross Site Scripting vulnerability in Create/Modify article function in Alkacon OpenCMS 17.0 allows remote attacker to inject javascript payload via image title sub-field in the image field

Frequently asked questions

What is CVE-2024-42699?: Cross Site Scripting vulnerability in Create/Modify article function in Alkacon OpenCMS 17.0 allows remote attacker to inject javascript payload via image title sub-field in the image field
How severe is CVE-2024-42699?: CVE-2024-42699 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-2024-42699 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42699?: CVE-2024-42699 affects Alkacon Opencms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42699?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-42699 have an EU (EUVD) identifier?: Yes. CVE-2024-42699 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12369.
When was CVE-2024-42699 published?: CVE-2024-42699 was published on 2025-04-21 and last updated on 2026-06-17.

References

https://github.com/Sidd545-cr/CVE/blob/main/CVE-2024-42699%20-%20Stored%20XSS%20in%20image%20title.pdf

Affected products (1)

cpe:2.3:a:alkacon:opencms:17.0.0:*:*:*:*:*:*:*

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