MEDIUMVulnerability
CVE-2026-81720
openssl_encrypt before 1.4.9 fails to validate the memory_cost parameter from identity file protection blocks, allowing attackers to trigger out-of-memory conditions during key derivation. Attackers with write access to local identity stores can craft malicious identity files with excessive memory_cost values that cause the host to crash when unlocking identities before authentication.
Properties
- severity
- MEDIUM
- score
- 6.2
- epss_score
- 0.00126
- cve_id
- CVE-2026-81720
- vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- published_at
- 2026-08-27T17:21:02.477
- last_modified
- 2026-09-03T15:09:57.017
- epss_percentile
- 0.02597
Related Entities (4)
ENRICHED_BY (1)
→[Source]FIRST EPSS
DESCRIBED_BY (1)
→[Source]NVD
AFFECTS_PRODUCT (1)
→[Product]
HAS_WEAKNESS (1)
→[Weakness]Uncontrolled Resource Consumption
Explore deeper with Ninja Signal's threat intelligence graph