CVE-2021-42566

EPSS 5.8%

Vexday Risk Score

38Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Functional exploit

Automatable exploit available (Nuclei/Metasploit).

CVSS —EPSS 5.8%KEV nãoPoC públicaNuclei simMetasploit —Patch —

Lifecycle

18 Oct 2021Published on NVD

19 Oct 2021Public PoC

Weaponization speed

1 daysto first PoC

Weaponized quickly — attackers prioritized this vulnerability. Patch urgently.

Recommendation: Plan a near-term fix — a public PoC already exists.

myfactory.FMS before 7.1-912 allows XSS via the Error parameter.

Affected products

public PoCs found — 1

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References