{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-126934", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-11T22:45:25.863Z", "datePublished": "2026-11-11T22:53:19.421Z", "dateUpdated": "2026-11-11T22:53:19.421Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-11T22:53:19.421Z"}, "datePublic": "2026-09-27T00:00:00.000Z", "title": "Zipline 4.3.2 before 4.8.0 Rate Limit Bypass via Spoofed X-Forwarded-For", "descriptions": [{"lang": "en", "value": "Zipline 4.3.2 before 4.8.0 contains a rate limit bypass vulnerability that allows unauthenticated attackers to evade throttling by spoofing X-Forwarded-For headers when core.trustProxy is enabled. Attackers can send a different X-Forwarded-For value per request to obtain fresh rate-limit buckets, enabling unlimited guessing of login passwords, TOTP codes, and file and URL passwords."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Use of Less Trusted Source", "cweId": "CWE-348", "type": "CWE"}]}], "affected": [{"vendor": "diced", "product": "zipline", "defaultStatus": "unaffected", "packageURL": "pkg:github/diced/zipline", "versions": [{"version": "4.3.2", "lessThan": "4.8.0", "status": "affected", "versionType": "semver"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/diced/zipline/security/advisories/GHSA-v938-v8wg-9497", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-v938-v8wg-9497)"}, {"url": "https://github.com/diced/zipline/commit/6bac7e6bb18cb37c1d09f91306c1ffbdca00097c", "tags": ["patch"]}, {"url": "https://github.com/diced/zipline/releases/tag/v4.8.0", "tags": ["release-notes"], "name": "zipline v4.8.0 Release Notes"}, {"url": "https://github.com/diced/zipline/blob/v4.7.0/src/server/index.ts#L58-L62", "tags": ["technical-description"]}, {"url": "https://github.com/diced/zipline/blob/v4.7.0/src/server/startup/plugins.ts#L70-L73", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: Zipline 4.3.2 before 4.8.0 Rate Limit Bypass via Spoofed X-Forwarded-For", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/zipline-4.3.2-before-4.8.0-rate-limit-bypass-via-spoofed-x-forwarded-for"}], "credits": [{"lang": "en", "value": "Sandipkumar sah", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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