How severe is CVE-2023-3981?

CVE-2023-3981 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-3981 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-2023-3981?

CVE-2023-3981 affects Omeka. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3981?

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

When was CVE-2023-3981 published?

CVE-2023-3981 was published on 2023-07-27 and last updated on 2026-06-17.

CVE-2023-3981

CVE-2023-3981 is a medium-severity vulnerability in Omeka with a CVSS 3.x base score of 4.9. 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-918.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Omeka
Published: 2023-07-27
Last modified: 2026-06-17

Description

Server-Side Request Forgery (SSRF) in GitHub repository omeka/omeka-s prior to 4.0.2.

Frequently asked questions

What is CVE-2023-3981?: Server-Side Request Forgery (SSRF) in GitHub repository omeka/omeka-s prior to 4.0.2.
How severe is CVE-2023-3981?: CVE-2023-3981 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-3981 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-2023-3981?: CVE-2023-3981 affects Omeka. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3981?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3981 published?: CVE-2023-3981 was published on 2023-07-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:omeka:omeka:*:*:*:*:*:*:*:*

More vulnerabilities in Omeka

CVE-2014-5100 — Medium (CVSS 6.8): Multiple cross-site request forgery (CSRF) vulnerabilities in Omeka before 2.2.1 allow remote attackers to hijack the…
CVE-2021-26799 — Medium (CVSS 6.1): Cross Site Scripting (XSS) vulnerability in admin/files/edit in Omeka Classic <=2.7 allows remote attackers to inject…
CVE-2018-13423 — Medium (CVSS 6.1): admin/themes/default/items/tag-form.php in Omeka before 2.6.1 allows XSS by adding or editing a tag.
CVE-2023-3982 — Medium (CVSS 4.8): Cross-site Scripting (XSS) - Stored in GitHub repository omeka/omeka-s prior to 4.0.2.
CVE-2023-3980 — Medium (CVSS 4.8): Cross-site Scripting (XSS) - Stored in GitHub repository omeka/omeka-s prior to 4.0.2.

All CVEs affecting Omeka →

Other CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities

CVE-2026-47938 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by a Server-Side Request Forgery (SSRF)…
CVE-2026-35431 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Microsoft Entra ID Entitlement Management allows an unauthorized attacker to…
CVE-2026-32186 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to elevate privileges over a…
CVE-2026-33107 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Azure Databricks allows an unauthorized attacker to elevate privileges over a…
CVE-2026-32871 — Critical (CVSS 10.0): FastMCP is a Pythonic way to build MCP servers and clients. Prior to version 3.2.0, the OpenAPIProvider in FastMCP…
CVE-2026-32169 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Azure Cloud Shell allows an unauthorized attacker to elevate privileges over a…

Browse all CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities →