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UpsellWP vulnerabilities
UpsellWP has 1 known vulnerability in this database. The most recent published record is dated 18 Sep 2026.
- Known vulnerabilities
- 1
- Active installs
- 5,000+
- Latest version
- 2.2.10
- Last updated
- 15 Sep 2026
- Most recent
- 18 Sep 2026
Find it in your WordPress dashboard under Plugins. Severity is based on the CVSS score published with the CVE where one is available.
| Vulnerability | Severity | Affected | Fix | Published |
|---|---|---|---|---|
| Authentication bypass CVE-2026-85350 | Medium 5.3 | Before 2.2.10 | Fixed in 2.2.10 | 18 Sep 2026 |
Read the published descriptions
- CVE-2026-85350, 18 Sep 2026
- The UpsellWP WordPress plugin before 2.2.10 does not check that products added to the cart through a Frequently Bought Together campaign belong to that campaign, allowing unauthenticated users to buy arbitrary products at the campaign's discounted price. CVE record
What to do if you run UpsellWP
If you run UpsellWP, open WordPress and check the installed version in Plugins. Compare it with the affected versions in the vulnerability record. If a fixed version is available, take a current backup and update to that version or the latest supported release.
If no fixed version exists, consider disabling and removing the plugin or replacing it with a maintained alternative. After dealing with the affected software, check administrator users, unexpected file changes, redirects, unfamiliar pages and security logs for signs that the site may already have been altered.
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