CVE-2026-120250
OpenAlgo 1.0.0.29 before 2.0.3.1 Improper Certificate Validation in SMTP Connections
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-295 |
| Vendor | marketcalls |
| Product | openalgo |
| Published | Nov 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
marketcalls / OpenAlgo
1.0.0.29 < 2.0.3.1
References
github.com: https://github.com/marketcalls/openalgo/commit/af5d5f2cc564ee31cdd1159bc147a9b03cc713ac github.com: https://github.com/marketcalls/openalgo/blob/main/docs/releases/version-2.0.3.1-released.md github.com: https://github.com/marketcalls/openalgo/blob/96e5927e5adbff146f203bf72c7a79add9e6622c/utils/email_utils.py#L403-L406 github.com: https://github.com/marketcalls/openalgo vulncheck.com: https://www.vulncheck.com/advisories/openalgo-1.0.0.29-before-2.0.3.1-improper-certificate-validation-in-smtp-connections
Credits
Tommaso Bona (ParzivalHack) marketcalls