Medium severity · published Oct 12, 2026
CVE-2026-109378
SPIP before 4.4.18 SSRF via HTTP Redirects in recuperer_url
4.3
CVSS
0.2%
EPSS
No
On KEV
Description
SPIP before 4.4.18 contains a server-side request forgery vulnerability in recuperer_url() in ecrire/inc/distant.php that follows up to 10 redirects without re-validating targets with valider_url_distante(). Authenticated attackers can supply a remote URL, such as a syndicated site feed or remote document, that redirects to internal or link-local addresses including cloud metadata endpoints.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SP
SPIP · SPIP
before 4.4.18 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-109378
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-109378
vendor-advisory
https://blog.spip.net/Mise-a-jour-critique-de-securite-sortie-de-SPIP-4-4-18.html
product
https://git.spip.net/spip/spip
third-party-advisory
https://www.vulncheck.com/advisories/spip-before-4.4.18-ssrf-via-http-redirects-in-recuperer-url
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