# CVE-2026-19073: Order Sync with Zendesk for WooCommerce < 2.2.3 - Unauthenticated Customer Order Data Disclosure

> Unauthenticated attackers can retrieve customer order history and purchase totals via an unprotected REST API endpoint in the Order Sync with Zendesk plugin.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 12 Aug 2026
- **Updated:** 12 Aug 2026
- **Also known as:** GHSA-75cj-4j6f-h35h

## What is CVE-2026-19073?

CVE-2026-19073 is a medium-severity missing authorization vulnerability in Unknown Order Sync with Zendesk for WooCommerce, published on 12 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Order Sync with Zendesk for WooCommerce WordPress plugin before 2.2.3 does not perform any capability check on one of its REST API endpoints, and does not verify that the requester owns the account being queried, allowing unauthenticated attackers to retrieve the order history and purchase totals of any customer whose email address they know or can enumerate.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2026-19073?


## How do I fix CVE-2026-19073?

No fix has been published for CVE-2026-19073 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-19073 being exploited?

There is no known exploitation of CVE-2026-19073 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-19073 and fix it if it is affected.

What it is: CVE-2026-19073 is a medium-severity missing authorization vulnerability in Unknown Order Sync with Zendesk for WooCommerce, published on 12 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-19073 in the wild and no public exploit code.

Affected product: Unknown Order Sync with Zendesk for WooCommerce. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-19073/ (Markdown: https://insights.sbomify.com/CVE-2026-19073/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-19073
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-19073
- OSV: https://osv.dev/vulnerability/CVE-2026-19073

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-19073/
Summaries are generated and may contain mistakes; the official description above is the record.