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CVE-2026-118040high7.5

Improper Signature and Certificate Validation in Telerik Document Processing Libraries RadPdfProcessing

Impact

Telerik Document Processing Libraries RadPdfProcessing, prior to version 2026.3.1027, has improper signature and certificate validation, allowing an unauthenticated attacker to report forged content as valid via a crafted PDF. The weakness is due to improper verification of cryptographic signatures and certificate validation. This affects versions less than 2026.3.1027.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Progress Software · ProgressSoftware

Telerik Document Processing Libraries

1 range
ProgressSoftware version evidence

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affected

0 → before 2026.3.1027

custom versions

unaffected

unknown

Other versions: unaffected

Original source description

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 unauthenticated attacker to cause signature validation to report forged content as unmodified and its signing certificate as valid via a crafted signed PDF document.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-118040

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

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Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-347 ↗

CWE-347 Improper Verification of Cryptographic Signature

ProgressSoftware

Related →
CWE-295 ↗

CWE-295 Improper Certificate Validation

ProgressSoftware

Related →
Contributing organizations · 1
ProgressSoftware

Assigning organization

2026-10-28

What changed

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References

1 sources
docs.telerik.com/devtools/document-processing/knowledge-base/kb-security-improper-verification-of-cryptographic-signature-cve-2026-118040
vendor-advisoryProgressSoftware