CVE-2026-81691

openssl_encrypt before 1.4.9 Credential Leakage via Unvalidated Server URLs

State: Published
Severity: 8.7 High
Published: Aug 27, 2026
Updated: Oct 1, 2026
Reserved: Aug 27, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	VulnCheck

Weaknesses

CWE-319 Cleartext Transmission of Sensitive Information

Affected Products

Product	Versions
openssl_encryptjahlives	before 1.4.9Affected 1.4.9Not affected

References

GitHub Security Advisory (GHSA-xr64-hcxg-4ghr)vendor-advisory
VulnCheck Advisory: openssl_encrypt before 1.4.9 Credential Leakage via Unvalidated Server URLsthird-party-advisory

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