{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-124553","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-08T14:07:59.638Z","datePublished":"2026-11-08T14:12:44.813Z","dateUpdated":"2026-11-08T14:12:44.813Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-08T14:12:44.813Z"},"datePublic":"2026-11-07T21:44:23.000Z","title":"BabelDOC from 0.3.61 before 0.7.0 Denial of Service via ToUnicode CMap Parsing","descriptions":[{"lang":"en","value":"BabelDOC from 0.3.61 before 0.7.0 contains a resource exhaustion vulnerability that allows remote attackers to exhaust CPU and memory by supplying unbounded bfrange and cidrange spans. Attackers can submit a crafted PDF whose embedded ToUnicode CMap declares a huge range, driving billions of loop iterations and stalling the translation worker."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Allocation of Resources Without Limits or Throttling","cweId":"CWE-770","type":"CWE"}]}],"affected":[{"vendor":"funstory-ai","product":"BabelDOC","defaultStatus":"unaffected","versions":[{"version":"0.3.61","lessThan":"0.7.0","status":"affected","versionType":"semver"}],"packageURL":"pkg:pypi/babeldoc","repo":"https://github.com/funstory-ai/BabelDOC"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/funstory-ai/BabelDOC/security/advisories/GHSA-wrv8-h9rp-6fqq","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-wrv8-h9rp-6fqq)"},{"url":"https://github.com/funstory-ai/BabelDOC/commit/39a6e9eafeecd39404b94b2f71e88ea058753dd5","tags":["patch"]},{"url":"https://github.com/funstory-ai/BabelDOC/blob/main/docs/release-notes/v0.7.0.md","tags":["release-notes"]},{"url":"https://github.com/funstory-ai/BabelDOC/blob/v0.6.4/babeldoc/pdfminer/cmapdb.py#L378-L389","tags":["technical-description"]},{"url":"https://github.com/funstory-ai/BabelDOC/blob/v0.6.4/babeldoc/format/pdf/new_parser/runtime/to_unicode_parser_runtime.py#L150-L158","tags":["technical-description"]},{"name":"VulnCheck Advisory: BabelDOC from 0.3.61 before 0.7.0 Denial of Service via ToUnicode CMap Parsing","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/babeldoc-from-0.3.61-before-0.7.0-denial-of-service-via-tounicode-cmap-parsing"}],"credits":[{"lang":"en","value":"Zachariah Mithani (AploSec)","type":"finder"},{"lang":"en","value":"awwaawwa","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}}}}