How severe is CVE-2025-11543?

CVE-2025-11543 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-11543 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11543?

CVE-2025-11543 primarily affects Sharp Np-p502h Firmware. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-11543?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-11543 have an EU (EUVD) identifier?

Yes. CVE-2025-11543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204694.

When was CVE-2025-11543 published?

CVE-2025-11543 was published on 2025-12-22 and last updated on 2026-06-17.

CVE-2025-11543

CVE-2025-11543 is a critical-severity vulnerability in Sharp Np-p502h Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-354.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.5
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-204694
Weakness: CWE-354
Affected product: Sharp Np-p502h Firmware
Published: 2025-12-22
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2025-11543?: Improper Validation of Integrity Check Value vulnerability in Sharp Display Solutions projectors allows a attacker may create and run unauthorized firmware.
How severe is CVE-2025-11543?: CVE-2025-11543 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-11543 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11543?: CVE-2025-11543 primarily affects Sharp Np-p502h Firmware. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-11543?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-11543 have an EU (EUVD) identifier?: Yes. CVE-2025-11543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204694.
When was CVE-2025-11543 published?: CVE-2025-11543 was published on 2025-12-22 and last updated on 2026-06-17.

References

https://sharp-displays.jp.sharp/global/support/info/PJ-CVE-2025-11540.html

Affected products (26)

cpe:2.3:o:sharp:np-p502h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p452h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p452w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502wg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p452hg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p452wg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502h\+_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502w\+_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-cr5450h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-cr5450w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hl_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502wl_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hlg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502wlg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hl\+_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502wl\+_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-cr5450hl_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-cr5450wl_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hl-2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502wl-2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-p502hlg-2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-um352w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-um352wg_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:sharp:np-um352w\+_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Sharp Np-p502h Firmware

CVE-2025-11542 — Critical (CVSS 9.8): Stack-based Buffer Overflow vulnerability in Sharp Display Solutions projectors allows a attacker may execute arbitrary…
CVE-2025-11541 — Critical (CVSS 9.8): Stack-based Buffer Overflow vulnerability in Sharp Display Solutions projectors allows a attacker may execute arbitrary…
CVE-2025-11540 — High (CVSS 7.5): Path Traversal vulnerability in Sharp Display Solutions projectors allows a attacker may access and read any files…

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