CVE-2026-120250 PUBLISHED

OpenAlgo 1.0.0.29 before 2.0.3.1 Improper Certificate Validation in SMTP Connections

Assigner: VulnCheck
Reserved: 31.10.2026 Published: 01.11.2026 Updated: 01.11.2026

OpenAlgo 1.0.0.29 before 2.0.3.1 contains an improper certificate validation vulnerability in utils/email_utils.py and utils/email_debug.py that disables TLS hostname and certificate checks for STARTTLS and SMTPS. Network-positioned attackers can present a forged certificate to intercept SMTP credentials and all later mail, including password-reset links.

CVSS Vector: CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Adjacent	Confidentiality	High	Confidentiality	None
Attack Complexity	High	Integrity	None	Integrity	None
Attack Requirements	Present	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 5.3

Attack Vector	Adjacent Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	marketcalls
Product	OpenAlgo
Versions	Default: unaffected affected from 1.0.0.29 to 2.0.3.1 (excl.)

CVE-2026-120250 PUBLISHED

OpenAlgo 1.0.0.29 before 2.0.3.1 Improper Certificate Validation in SMTP Connections

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Product Status

Credits

References

Problem Types