Vulnerability · Published Apr 8, 2026 · Assigned by GitHub_M

CVE-2026-39851Saleor has a user enumeration vulnerability due to different error messages

Medium 5.3

In plain English

A medium-severity security flaw in saleor from saleor. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 4.0)5.3Medium

Exploit odds (30 days)0.3%top 83.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
saleor	saleor	>= 2.10.0, < 3.20.118>= 3.21.0-a.0, < 3.21.54>= 3.22.0-a.0, < 3.22.47>= 3.23.0-a.0, < 3.23.0a3

Weakness: CWE-204 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References

https://github.com/saleor/saleor/security/advisories/GHSA-m3rm-m4vq-27x7 x_refsource_CONFIRM
https://github.com/saleor/saleor/commit/7be352fa8c35875d6e66d36493ca7c14c101bd64 x_refsource_MISC
https://github.com/saleor/saleor/commit/cdb66da97abb7c86939e384914cd8d9194f378e8 x_refsource_MISC
https://github.com/saleor/saleor/commit/d6a94e95bd77f3f733fa66afd1b1ac72e863ca2a x_refsource_MISC
https://github.com/saleor/saleor/commit/e42aa4d6e588982e78942b033af051c8ec8f43fa x_refsource_MISC
https://github.com/saleor/saleor/commit/f0371bdd4cafcc841f1a9e7049cead6133bf7464 x_refsource_MISC