High

Auto-merging Person Records Compromised

  • Disclosed: 21.06.2021
  • Updated: 11.10.2026 10:22

Impact

New user registrations are able to access anyone's account by only knowing their basic profile information (name, birthday, gender, etc). This includes all app functionality within the app, as well as any authenticated links to Rock-based webpages (such as giving and events).

Patches

We have released a security patch on v2.20.0. The solution was to create a duplicate person and then patch the new person with their profile details.

Workarounds

If you do not wish to upgrade your app to the new version, you can patch your server by overriding the create data source method on the People class.

js
  create = async (profile) => {
    const rockUpdateFields = this.mapApollosFieldsToRock(profile);
    // auto-merge functionality is compromised
    // we are creating a new user and patching them with profile details
    const id = await this.post('/People', {
      Gender: 0, // required by Rock. Listed first so it can be overridden.
      IsSystem: false, // required by rock
    });
    await this.patch(`/People/${id}`, {
      ...rockUpdateFields,
    });
    return id;
  };

For more information

If you have any questions or comments about this advisory:

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
npm package @apollosproject/data-connector-rock < 2.20.0 2.20.0

References

CVSS score 8.8/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-287, CWE-303
Platform
npm
Package
@apollosproject/data-connector-rock
Disclosed
21.06.2021
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-r578-pj6f-r4ff - CC BY 4.0

Vulnerability history: @apollosproject/data-connector-rock

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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