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CVE-2026-109378— SPIP before 4.4.18 SSRF via HTTP Redirects in recuperer_url

Quick assessment

Affected
SPIP SPIP
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SPIP 4.4.18 之前的版本存在一个服务器端请求伪造（SSRF）漏洞。该漏洞位于 文件中的 函数，该函数在跟随重定向时最多可跟踪 10 次，但在此过程中不会使用 函数对重定向目标进行重新验证。经过身份认证的攻击者可以提供一个远程 URL（例如聚合网站订阅源或远程文档），该 URL 通过重定向指向内部地址或链路本地地址，包括云元数据端点。

CVSS 4.3 · Medium EPSS 0.24% · P14

Affected Version Matrix 2

VendorProduct Version RangeStatus
SPIP SPIP < 4.4.18 affected
4.4.18 unaffected
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I. Basic Information for CVE-2026-109378

Vulnerability Information
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Vulnerability Title
SPIP before 4.4.18 SSRF via HTTP Redirects in recuperer_url
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SPIP SPIP 0 ~ 4.4.18 -

II. Public POCs for CVE-2026-109378

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III. Intelligence Information for CVE-2026-109378

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Vendor Advisories for CVE-2026-109378 (1)

Security Blog Posts for CVE-2026-109378 (1)

IV. Related Vulnerabilities

Same product: SPIP
Same vendor: SPIP
Same weakness: CWE-918

V. Comments for CVE-2026-109378

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