Saleor up to 3.20.117/3.21.53/3.22.46/3.23.0a2 requestEmailChange response discrepancy

Summaryinfo

A vulnerability, which was classified as problematic, was found in Saleor up to 3.20.117/3.21.53/3.22.46/3.23.0a2. Affected is the function requestEmailChange. Executing a manipulation can lead to response discrepancy. The identification of this vulnerability is CVE-2026-39851. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Saleor up to 3.20.117/3.21.53/3.22.46/3.23.0a2. It has been declared as problematic. This vulnerability affects the function requestEmailChange. The manipulation with an unknown input leads to a response discrepancy vulnerability. The CWE definition for the vulnerability is CWE-204. The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere. As an impact it is known to affect confidentiality. CVE summarizes:

Saleor is an e-commerce platform. From 2.10.0 to before 3.23.0a3, 3.22.47, 3.21.54, and 3.20.118, the requestEmailChange() mutation was revealing the existence of user-provided email addresses in error messages. This vulnerability is fixed in 3.23.0a3, 3.22.47, 3.21.54, and 3.20.118.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-39851 since 04/07/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 3.20.118, 3.21.54, 3.22.47 or 3.23.0a3 eliminates this vulnerability.

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Productinfo

Name

• Saleor

Version

• 3.20.117
• 3.21.0
• 3.21.1
• 3.21.2
• 3.21.3
• 3.21.4
• 3.21.5
• 3.21.6
• 3.21.7
• 3.21.8
• 3.21.9
• 3.21.10
• 3.21.11
• 3.21.12
• 3.21.13
• 3.21.14
• 3.21.15
• 3.21.16
• 3.21.17
• 3.21.18
• 3.21.19
• 3.21.20
• 3.21.21
• 3.21.22
• 3.21.23
• 3.21.24
• 3.21.25
• 3.21.26
• 3.21.27
• 3.21.28
• 3.21.29
• 3.21.30
• 3.21.31
• 3.21.32
• 3.21.33
• 3.21.34
• 3.21.35
• 3.21.36
• 3.21.37
• 3.21.38
• 3.21.39
• 3.21.40
• 3.21.41
• 3.21.42
• 3.21.43
• 3.21.44
• 3.21.45
• 3.21.46
• 3.21.47
• 3.21.48
• 3.21.49
• 3.21.50
• 3.21.51
• 3.21.52
• 3.21.53
• 3.22.0
• 3.22.1
• 3.22.2
• 3.22.3
• 3.22.4
• 3.22.5
• 3.22.6
• 3.22.7
• 3.22.8
• 3.22.9
• 3.22.10
• 3.22.11
• 3.22.12
• 3.22.13
• 3.22.14
• 3.22.15
• 3.22.16
• 3.22.17
• 3.22.18
• 3.22.19
• 3.22.20
• 3.22.21
• 3.22.22
• 3.22.23
• 3.22.24
• 3.22.25
• 3.22.26
• 3.22.27
• 3.22.28
• 3.22.29
• 3.22.30
• 3.22.31
• 3.22.32
• 3.22.33
• 3.22.34
• 3.22.35
• 3.22.36
• 3.22.37
• 3.22.38
• 3.22.39
• 3.22.40
• 3.22.41
• 3.22.42
• 3.22.43
• 3.22.44
• 3.22.45
• 3.22.46
• 3.23.0a2

Website

• Product: https://github.com/saleor/saleor/

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