Is CVE-2021-47853 being actively exploited?

It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.

How do I fix CVE-2021-47853?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Yes. CVE-2021-47853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3636.

CVE-2021-47853 was published on 2026-01-21 and last updated on 2026-02-01.

CVE-2021-47853 is a security vulnerability that is still awaiting full analysis and scoring.

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

What is CVE-2021-47853?: Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
Is CVE-2021-47853 being actively exploited?: It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.
How do I fix CVE-2021-47853?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-47853 have an EU (EUVD) identifier?: Yes. CVE-2021-47853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3636.
When was CVE-2021-47853 published?: CVE-2021-47853 was published on 2026-01-21 and last updated on 2026-02-01.