CRITICALVulnerability
CVE-2026-74876
openssl_encrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.from_dict() that creates key bundles from untrusted data without verifying signatures. Attackers can call from_dict() followed by to_identity() without signature verification to encrypt data using attacker-controlled public keys, leaking secrets.
Properties
- severity
- CRITICAL
- score
- 9.8
- epss_score
- 0.00201
- cve_id
- CVE-2026-74876
- vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- published_at
- 2026-08-17T11:16:42.073
- last_modified
- 2026-09-01T15:28:46.997
- epss_percentile
- 0.1003
Related Entities (4)
ENRICHED_BY (1)
→[Source]FIRST EPSS
AFFECTS_PRODUCT (1)
→[Product]
HAS_WEAKNESS (1)
→[Weakness]Improper Verification of Cryptographic Signature
DESCRIBED_BY (1)
→[Source]NVD
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