CVE-2026-120250
OpenAlgo 1.0.0.29 before 2.0.3.1 Improper Certificate Validation in SMTP Connections
- State
- Published
- Severity
- 6.0 Medium
- Published
- Nov 1, 2026
- Updated
- Nov 1, 2026
- Reserved
- Oct 31, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.0 Medium | 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 | VulnCheck |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-295 Improper Certificate Validation
Affected Products
| Product | Versions |
|---|---|
OpenAlgomarketcalls |
|
References
- https://github.com/marketcalls/openalgo/commit/af5d5f2cc564ee31cdd1159bc147a9b03cc713acpatch
- OpenAlgo 2.0.3.1 Release Notesrelease-notes
- https://github.com/marketcalls/openalgo/blob/96e5927e5adbff146f203bf72c7a79add9e6622c/utils/email_utils.py#L403-L406technical-description
- https://github.com/marketcalls/openalgoproduct
- VulnCheck Advisory: OpenAlgo 1.0.0.29 before 2.0.3.1 Improper Certificate Validation in SMTP Connectionsthird-party-advisory
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