Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7_VerifySignedData().
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Score 5.4 from GitHub Security Advisory (severity: LOW) published 2026-04-10. NVD baseline CVSS 5.4; sources differ by 0.0.
Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7_VerifySignedData().
April 10, 2026
April 29, 2026
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CWE-125