CVE-2023-7326

8.7 highEPSS 0.6%

High (8.7). EPSS 0.6% chance of exploitation in the next 30 days.

The Epson Stylus SX510W embedded web management service fails to properly handle consecutive ampersand characters in query parameters when accessing /PRESENTATION/HTML/TOP/INDEX.HTML. A remote attacker can send a malformed request that triggers improper input parsing or memory handling, resulting in the printer process shutting down or powering off, causing a denial of service condition.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
CWE: CWE-400
Published: 2025-11-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://www.epson.eu/en_EU/support/sc/epson-stylus-sx510w/s/s837
https://www.exploit-db.com/exploits/51441
https://www.vulncheck.com/advisories/epson-stylus-printer-remote-power-off-dos
https://www.exploit-db.com/exploits/51441

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