CVE-2021-22847

HIGH 8.8CVE-2021-22847 · Published 22/01/2021 · updated 17/06/2026

In short

CVE-2021-22847 is a HIGH (CVSS 8.8) vulnerability affecting hycms-j1 (hyweb).
Chance of exploitation in the next 30 days (EPSS): 1.7%, higher than 76.7% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
hycms-j1 hyweb	`≤ 7.4.3`	No fix yet

Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.

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