{"id":"CVE-2026-118040","title":"Improper Signature and Certificate Validation in Telerik Document Processing Libraries RadPdfProcessing","summary":"In Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, improper verification of cryptographic signatures and improper certificate validation in RadPdfProcessing digital signature validation allow an unauthentic…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cvssSource":"cna","cwe":["CWE-347","CWE-295"],"vendor":"Progress Software","product":"Telerik Document Processing Libraries","affected":["telerik_document_processing_libraries < 2026.3.1027"],"published":"2026-10-28","updated":"2026-10-28","sourceUpdated":"2026-10-28T12:30:41.623Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-118040","references":[{"url":"https://docs.telerik.com/devtools/document-processing/knowledge-base/kb-security-improper-verification-of-cryptographic-signature-cve-2026-118040"}],"tags":["cve.org"],"ingestedAt":"2026-10-28T13:11:23.680Z","slug":"CVE-2026-118040","body":"## Overview\n\nIn Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, improper verification of cryptographic signatures and improper certificate validation in RadPdfProcessing digital signature validation allow an unauthenticated attacker to cause signature validation to report forged content as unmodified and its signing certificate as valid via a crafted signed PDF document.\n\n## Affected\n\n- `telerik_document_processing_libraries < 2026.3.1027`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}