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fix(feed-discovery): block reserved feed IP targets (#88)

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Co-authored-by: jsdavid278-cyber <jsdavid278-cyber@users.noreply.github.com>
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RissRIce 2026-07-01 02:12:10 -06:00 • committed by GitHub
parent edf32139ae
commit c495041adb
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2 changed files with 21 additions and 2 deletions
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14
plugins/feed-discovery/src/url-safety.ts
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@ -53,14 +53,20 @@ function isBlockedIp(value: string) {
const kind = isIP(value);
if (kind === 4) {
const parts = value.split(".").map((part) => Number(part));
const [a, b] = parts;
const [a, b, c] = parts;
return (
a === 0 ||
a === 10 ||
a === 127 ||
(a === 169 && b === 254) ||
(a === 172 && b >= 16 && b <= 31) ||
(a === 192 && b === 0 && c === 0) ||
(a === 192 && b === 0 && c === 2) ||
(a === 192 && b === 168) ||
(a === 198 && (b === 18 || b === 19)) ||
(a === 198 && b === 51 && c === 100) ||
(a === 203 && b === 0 && c === 113) ||
a >= 224 ||
(a === 100 && b >= 64 && b <= 127)
);
}
@ -90,9 +96,13 @@ function isBlockedIp(value: string) {
return (
normalized === "::" ||
normalized === "::1" ||
normalized.startsWith("100:") ||
normalized.startsWith("2001:2:") ||
normalized.startsWith("2001:db8:") ||
normalized.startsWith("fc") ||
normalized.startsWith("fd") ||
normalized.startsWith("fe80")
/^fe[89ab][0-9a-f]:/.test(normalized) ||
normalized.startsWith("ff")
);
}