OpenCart vulnerabilities and fixes

CVEs that mention OpenCart, ranked by priority. 1 tracked.

OpenCart has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-10-09. Highest priority: CVE-2026-85531 (score 42/100).

• CVE-2026-85531 CRITICAL 9.8 Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services

FAQ

How do I fix OpenCart vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is OpenCart being exploited right now?

None of the tracked OpenCart CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which OpenCart CVE should I patch first?

CVE-2026-85531 currently ranks highest (42/100): Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services .

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