CVE-2023-27159 is a Server-Side Request Forgery (SSRF) vulnerability affecting Appwrite up to version 1.2.1, specifically through the /v1/avatars/favicon component. This flaw allows unauthenticated attackers to access internal network resources and sensitive information by sending a specially crafted GET request. Rated with a CVSS score of 7.5 (High), it presents a low attack complexity and no user interaction, leading to high confidentiality impact. While not currently listed in CISA's KEV catalog, a Nuclei template exists for detection, and its EPSS score indicates a high likelihood of exploitation, despite a lack of public exploit code or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.2.1CPE matchmatch criteria | cpe:2.3:a:appwrite:appwrite:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.