5.3
MEDIUM CVSS 4.0
CVE-2026-39851
Saleor has a user enumeration vulnerability due to different error messages
Description

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.

INFO

Published Date :

April 8, 2026, 7:25 p.m.

Last Modified :

April 8, 2026, 7:25 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-39851 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 MEDIUM [email protected]
Solution
Update Saleor to a patched version to prevent email address disclosure in error messages.
  • Update Saleor to version 3.23.0a3 or later.
  • Apply security patches for relevant versions.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-39851 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-39851 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-39851 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-39851 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Apr. 08, 2026

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-204
    Added Reference https://github.com/saleor/saleor/commit/7be352fa8c35875d6e66d36493ca7c14c101bd64
    Added Reference https://github.com/saleor/saleor/commit/cdb66da97abb7c86939e384914cd8d9194f378e8
    Added Reference https://github.com/saleor/saleor/commit/d6a94e95bd77f3f733fa66afd1b1ac72e863ca2a
    Added Reference https://github.com/saleor/saleor/commit/e42aa4d6e588982e78942b033af051c8ec8f43fa
    Added Reference https://github.com/saleor/saleor/commit/f0371bdd4cafcc841f1a9e7049cead6133bf7464
    Added Reference https://github.com/saleor/saleor/security/advisories/GHSA-m3rm-m4vq-27x7
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.