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CVE-2026-76239

Stigmem

Popis

Stigmem before 0.9.0a11 fails to validate the delivery_address parameter when creating webhook subscriptions, allowing authenticated users to specify internal loopback and private network destinations. Attackers can trigger matching fact-change events to cause the Stigmem server to issue server-side HTTP POST requests to internal services, enabling blind SSRF attacks against localhost and private network endpoints.

CVSS 6.3EPSS 0.265%Riziko 0.65
Zobraziť zdroj
Zverejnené
2026-08-19 14:17:56
Dotknuté verzie
<0.9.0a11
Typ
Knižnica
Posledná úprava
2026-08-21 12:16:33
Vektor
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L