parse-server's session object properties can be updated by foreign user if object ID is known

Description

A foreign user can write to the session object of another user if the session object ID is known. For example, a foreign user can assign the session object to their own user by writing to the user field and then read any custom fields of that session object.

Recommendation

Update the parse-server package to the latest compatible version. Followings are version details:

• Affected version(s): **>= 5.0.0, < 5.2.6

  < 4.10.15**

• Patched version(s): **5.2.6

  4.10.15**

References

• GHSA-6w4q-23cf-j9jp
• CVE-2022-39225
• CWE-276
• CWE-669
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A6

Related Issues

• Parse Server vulnerable to Prototype Pollution via Cloud Code Webhooks or Cloud Code Triggers - CVE-2022-41878
• angular vulnerable to regular expression denial of service via the <input type="url"> element - CVE-2023-26118
• Parse Server before v3.4.1 vulnerable to Denial of Service - CVE-2019-1020012
• Parse Server exposes the data schema via GraphQL API - CVE-2025-53364

Tags:

npm

parse-server