How severe is CVE-2023-53900?

CVE-2023-53900 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-53900 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-53900?

CVE-2023-53900 affects Spip. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-53900?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-53900 have an EU (EUVD) identifier?

Yes. CVE-2023-53900 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60190.

When was CVE-2023-53900 published?

CVE-2023-53900 was published on 2025-12-16 and last updated on 2026-06-17.

CVE-2023-53900

CVE-2023-53900 is a high-severity vulnerability in Spip with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
CVSS v4: 4.8
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-60190
Weakness: CWE-79
Affected product: Spip
Published: 2025-12-16
Last modified: 2026-06-17

Description

Spip 4.1.10 contains a file upload vulnerability that allows attackers to upload malicious SVG files with embedded external links. Attackers can trick administrators into clicking a crafted SVG logo that redirects to a potentially dangerous URL through improper file upload filtering.

Frequently asked questions

What is CVE-2023-53900?: Spip 4.1.10 contains a file upload vulnerability that allows attackers to upload malicious SVG files with embedded external links. Attackers can trick administrators into clicking a crafted SVG logo that redirects to a potentially dangerous URL through improper file upload filtering.
How severe is CVE-2023-53900?: CVE-2023-53900 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-53900 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-53900?: CVE-2023-53900 affects Spip. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-53900?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-53900 have an EU (EUVD) identifier?: Yes. CVE-2023-53900 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-60190.
When was CVE-2023-53900 published?: CVE-2023-53900 was published on 2025-12-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:spip:spip:4.1.10:*:*:*:*:*:*:*

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