{"id":"CVE-2026-108162","revision":"73d0e650d23b466aa71f316607653346","records":[{"revision":"73d0e650d23b466aa71f316607653346","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-108162","aliases":[],"title":"Pingvin Share X before 1.22.0 Rate Limit Bypass via Spoofed X-Forwarded-For","description":"Pingvin Share X before 1.22.0 contains a rate limit bypass vulnerability that allows unauthenticated remote attackers to evade per-IP throttling because backend/src/main.ts unconditionally trusts proxy headers. Attackers can rotate spoofed X-Forwarded-For values against /api/auth/signIn, /api/auth/signIn/totp, and /api/auth/resetPassword to brute-force passwords and TOTP codes and forge logged client IP addresses.","state":0,"publishedAt":"2026-10-10T13:55:13.47+00:00","modifiedAt":"2026-10-13T11:32:31.911+00:00","affected":[{"ecosystem":"Vendor product","name":"pingvin-share-x","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"smp46\",\n                    \"product\": \"pingvin-share-x\",\n                    \"packageURL\": \"pkg:github/smp46/pingvin-share-x\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.22.0\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-7gx2-g6x2-7mjg","https://github.com/smp46/pingvin-share-x/commit/25e9cee7fb1c155300b5663fc5fedeea32d20954","https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0","https://github.com/smp46/pingvin-share-x/blob/68ebf191fe1362592ffd5517e662f087e36c10b2/backend/src/main.ts#L57","https://github.com/smp46/pingvin-share-x","https://www.vulncheck.com/advisories/pingvin-share-x-before-1.22.0-rate-limit-bypass-via-spoofed-x-forwarded-for"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-108162","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-108162","identifiers":["CVE-2026-108162"]},"retained":false,"historicalAffected":[]}],"coverage":[]}