{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-68539", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-30T19:56:44.101Z", "datePublished": "2026-11-11T22:12:18.353Z", "dateUpdated": "2026-11-12T17:54:25.525Z"}, "containers": {"cna": {"title": "fulgur: Unbounded string-set value accumulation causes memory/CPU exhaustion (denial of service)", "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/fulgur-rs/fulgur/security/advisories/GHSA-vw2v-g4x7-xcqg", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/fulgur-rs/fulgur/security/advisories/GHSA-vw2v-g4x7-xcqg"}, {"name": "https://github.com/fulgur-rs/fulgur/pull/582", "tags": ["x_refsource_MISC"], "url": "https://github.com/fulgur-rs/fulgur/pull/582"}, {"name": "https://github.com/fulgur-rs/fulgur/pull/584", "tags": ["x_refsource_MISC"], "url": "https://github.com/fulgur-rs/fulgur/pull/584"}, {"name": "https://github.com/fulgur-rs/fulgur/commit/1c4cdad003daef7c9dc6ef1362c50bcfaac13ea9", "tags": ["x_refsource_MISC"], "url": "https://github.com/fulgur-rs/fulgur/commit/1c4cdad003daef7c9dc6ef1362c50bcfaac13ea9"}, {"name": "https://github.com/fulgur-rs/fulgur/commit/9248fbfd91a2ba8fc3dbd9e44ba681f52ed1ecd0", "tags": ["x_refsource_MISC"], "url": "https://github.com/fulgur-rs/fulgur/commit/9248fbfd91a2ba8fc3dbd9e44ba681f52ed1ecd0"}, {"name": "https://github.com/fulgur-rs/fulgur/releases/tag/v0.29.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/fulgur-rs/fulgur/releases/tag/v0.29.0"}], "affected": [{"vendor": "fulgur-rs", "product": "fulgur", "versions": [{"version": ">= 0.4.4, < 0.29.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-11T22:12:18.353Z"}, "descriptions": [{"lang": "en", "value": "fulgur converts untrusted HTML/CSS into PDF, commonly on a server that processes input supplied by many tenants. From version 0.4.4 to before version 0.29.0, the CSS string-set named-string values resolved from a document were accumulated per element with no memory budget, letting a small crafted document amplify into large retained memory (and the CPU to copy it) \u2014 results in a denial of service. This issue has been patched in version 0.29.0."}], "source": {"advisory": "GHSA-vw2v-g4x7-xcqg", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-12T16:38:15.767584Z", "id": "CVE-2026-68539", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-12T17:54:25.525Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "fulgur", "vendor": "fulgur-rs", "versions": [{"status": "affected", "version": ">= 0.4.4, < 0.29.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "fulgur converts untrusted HTML/CSS into PDF, commonly on a server that processes input supplied by many tenants. From version 0.4.4 to before version 0.29.0, the CSS string-set named-string values resolved from a document were accumulated per element with no memory budget, letting a small crafted document amplify into large retained memory (and the CPU to copy it) \u2014 results in a denial of service. This issue has been patched in version 0.29.0."}], "id": "CVE-2026-68539", "lastModified": "2026-11-12T18:17:53.107", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-68539", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-12T16:38:15.767584Z", "version": "2.0.3"}}]}, "published": "2026-11-11T22:17:30.480", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/commit/1c4cdad003daef7c9dc6ef1362c50bcfaac13ea9"}, {"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/commit/9248fbfd91a2ba8fc3dbd9e44ba681f52ed1ecd0"}, {"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/pull/582"}, {"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/pull/584"}, {"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/releases/tag/v0.29.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/fulgur-rs/fulgur/security/advisories/GHSA-vw2v-g4x7-xcqg"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-770"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.4.4,0.29.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "fulgur", "source": "cna", "vendor": "fulgur-rs"}, "product": "fulgur", "vendor": "fulgur-rs"}], "created": "2026-11-12T21:15:09.126739+00:00", "updated": "2026-11-13T09:00:09.341080+00:00", "vendors": ["fulgur-rs", "fulgur-rs$PRODUCT$fulgur"]}