How severe is CVE-2024-50348?

CVE-2024-50348 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-2024-50348 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-50348?

CVE-2024-50348 affects Instantcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-50348?

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

Does CVE-2024-50348 have an EU (EUVD) identifier?

Yes. CVE-2024-50348 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-44833.

When was CVE-2024-50348 published?

CVE-2024-50348 was published on 2024-10-29 and last updated on 2026-06-17.

CVE-2024-50348

CVE-2024-50348 is a medium-severity vulnerability in Instantcms 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% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-44833
Weakness: CWE-79
Affected product: Instantcms
Published: 2024-10-29
Last modified: 2026-06-17

Description

InstantCMS is a free and open source content management system. In photo upload function in the photo album page there is no input validation taking place. Due to this attackers are able to inject the XSS (Cross Site Scripting) payload and execute. This vulnerability is fixed in 2.16.3.

Frequently asked questions

What is CVE-2024-50348?: InstantCMS is a free and open source content management system. In photo upload function in the photo album page there is no input validation taking place. Due to this attackers are able to inject the XSS (Cross Site Scripting) payload and execute. This vulnerability is fixed in 2.16.3.
How severe is CVE-2024-50348?: CVE-2024-50348 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-2024-50348 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-50348?: CVE-2024-50348 affects Instantcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-50348?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-50348 have an EU (EUVD) identifier?: Yes. CVE-2024-50348 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-44833.
When was CVE-2024-50348 published?: CVE-2024-50348 was published on 2024-10-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:instantcms:instantcms:*:*:*:*:*:*:*:*

More vulnerabilities in Instantcms

CVE-2013-10051 — Critical (CVSS 9.8): A remote PHP code execution vulnerability exists in InstantCMS version 1.6 and earlier due to unsafe use of eval()…
CVE-2023-4188 — Critical (CVSS 9.1): SQL Injection in GitHub repository instantsoft/icms2 prior to 2.16.1-git.
CVE-2026-28281 — High (CVSS 7.1): InstantCMS is a free and open source content management system. Prior to 2.18.1, InstantCMS does not validate CSRF…
CVE-2024-31212 — Medium (CVSS 6.7): InstantCMS is a free and open source content management system. A SQL injection vulnerability affects instantcms…
CVE-2023-4655 — Medium (CVSS 6.1): Cross-site Scripting (XSS) - Reflected in GitHub repository instantsoft/icms2 prior to 2.16.1.
CVE-2018-14382 — Medium (CVSS 6.1): InstantCMS 2.10.1 has /redirect?url= XSS.

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