Medium severity4.3NVD Advisory· Published Oct 19, 2026
CVE-2026-111936
CVE-2026-111936
Description
Sigma File Manager through 2.2.0 contains a server-side request forgery vulnerability because validate_remote_url() in security.rs never checks resolved IP addresses for extension download commands. A malicious extension or catalog entry can use hostnames resolving to loopback, private, or cloud metadata addresses to read internal responses via files written to the extension directory.
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Affected products
1- Range: <=2.2.0
Patches
Vulnerability mechanics
References
5- github.com/aleksey-hoffman/sigma-file-manager/blob/v2.2.0/src-tauri/src/extensions/filesystem.rsnvd
- github.com/aleksey-hoffman/sigma-file-manager/blob/v2.2.0/src-tauri/src/extensions/security.rsnvd
- github.com/aleksey-hoffman/sigma-file-manager/commit/45cedf892f800c6b140b0e3cd6e55fdbcf2cf479nvd
- github.com/aleksey-hoffman/sigma-file-manager/issues/552nvd
- www.vulncheck.com/advisories/sigma-file-manager-through-2.2.0-ssrf-via-extension-download-commandsnvd
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