Is CVE-2026-33549 in the CISA KEV catalog?

No. CVE-2026-33549 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-33549?

CVE-2026-33549 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2026-33549?

CVE-2026-33549 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-33549?

Upgrade spip on debian 13 to 4.4.13+dfsg-0+deb13u1 or later.

CVE & CISA-KEV Catalog

CVE-2026-33549

MEDIUM

6.7

CVSS v3

NVD

Description

SPIP 4.4.10 through 4.4.12 before 4.4.13 allows unintended privilege assignment (of administrator privileges) during the editing of an author data structure because of STATUT mishandling.

CWE-688

How to fix

Remediation Available

spipDebian

Fixed in:4.4.13+dfsg-0+deb13u1CVE-2026-33549

Fixed in:4.4.13+dfsg-1CVE-2026-33549

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Patch3

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-17.