What’s Vulnerable › Vulnerabilities

CVE-2026-108695: MultiVendorX through 5.0.19 Incorrect Authorization via Settings REST Endpoint

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-11 · updated 2026-10-16
• Weakness: CWE-863

Description

MultiVendorX WordPress plugin through 5.0.19 contains an incorrect authorization vulnerability that allows vendor accounts to modify marketplace-wide settings via the settings REST endpoint. Attackers with the store_owner role can send POST requests to /wp-json/multivendorx/v1/settings, gated only by edit_stores, to overwrite commission, payout, and onboarding settings.

Affected products

• MultiVendorX: through 5.0.19

References

• https://github.com/multivendorx/multivendorx
• https://github.com/multivendorx/multivendorx/blob/8a717799b02f698e4b2b61a282062a41fbe15183/plugins/multivendorx/classes/RestAPI/Controllers/Settings.php#L157-L172
• https://github.com/multivendorx/multivendorx/blob/8a717799b02f698e4b2b61a282062a41fbe15183/plugins/multivendorx/classes/RestAPI/Controllers/Settings.php#L77-L80
• https://github.com/multivendorx/multivendorx/issues/2375
• https://wordpress.org/plugins/dc-woocommerce-multi-vendor/
• https://www.vulncheck.com/advisories/multivendorx-through-5.0.19-incorrect-authorization-via-settings-rest-endpoint
• https://github.com/multivendorx/multivendorx/issues/2375

Get alerted when CVE-2026-108695 or the next vulnerability affects your stack