HIGHVulnerability
CVE-2026-81691
openssl_encrypt versions before 1.4.9 fail to validate server URLs in login and register_with_email functions, accepting unencrypted http:// URLs and unconfigured hosts. Attackers on the network path can intercept cleartext credentials including client_id, passwords, and JWTs to achieve full keyserver account takeover.
Properties
- severity
- HIGH
- score
- 7.5
- epss_score
- 0.00198
- cve_id
- CVE-2026-81691
- vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- published_at
- 2026-08-27T17:20:58.993
- last_modified
- 2026-09-02T13:10:07.170
- epss_percentile
- 0.09659
Related Entities (4)
ENRICHED_BY (1)
→[Source]FIRST EPSS
HAS_WEAKNESS (1)
→[Weakness]Cleartext Transmission of Sensitive Information
DESCRIBED_BY (1)
→[Source]NVD
AFFECTS_PRODUCT (1)
→[Product]
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