What is CVE-2025-11543?

CVE-2025-11543 is a critical-severity vulnerability in Sharp Np-cr5450h, classified under Improper Validation of Integrity Check Value. CVSS score: 9.8/10. Published 2025-12-22.

How severe is CVE-2025-11543?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Sharp Np-cr5450h

CVE-2025-11543

Improper Validation of Integrity Check Value vulnerability in Sharp Display Solutions projectors allows a attacker may create and run unauthorized firmware.

EPSS: 0.002 (6.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sharp Np-cr5450h
Sharp Np-cr5450h_firmware
Sharp Np-cr5450hl
Sharp Np-cr5450hl_firmware
Sharp Np-cr5450w
Sharp Np-cr5450w_firmware
Sharp Np-cr5450wl
Sharp Np-cr5450wl_firmware
Sharp Np-p452h
Sharp Np-p452h_firmware

Weakness classification (CWE)

CWE-354 — Improper Validation of Integrity Check Value

References

psirt-info@cyber.jp.nec.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-11543?: CVE-2025-11543 is a critical-severity vulnerability in Sharp Np-cr5450h, classified under Improper Validation of Integrity Check Value. CVSS score: 9.8/10. Published 2025-12-22.
How severe is CVE-2025-11543?: Critical severity. CVSS v3 base score is 9.8 out of 10.