Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVSS EPSS %ile KEV — .3195 98.2 YES
AFFECTED Product Versions Fixed Checkbox Survey unspecified —
TIMELINE Apr 11 Added to CISA KEV, remediation due 2022-05-02 Apr 11 Published
| Date | Event | Detail |
|---|---|---|
| April 11, 2022 | KEV ADDED | Added to CISA KEV, remediation due 2022-05-02 |
| April 11, 2022 | Published | Published |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| Checkbox | Checkbox Survey | — | — | — |
No references recorded.
Authoritative record: CVE-2021-27852 at cve.org
Vendors: checkbox
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-27852 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.