CVE-2023-27520

6.5 MEDIUM 0.3% exploit odds Fix listed

What it is

Cross-site request forgery (CSRF) vulnerability in SEIKO EPSON printers/network interface Web Config allows a remote unauthenticated attacker to hijack the authentication and perform unintended operations by having a logged-in user view a malicious page. [Note] Web Config is the software that allows users to check the status and change the settings of SEIKO EPSON printers/network interface via a web browser. According to SEIKO EPSON CORPORATION, it is also called as Remote Manager in some products. Web Config is pre-installed in some printers/network interface provided by SEIKO EPSON CORPORATION. For the details of the affected product names/model numbers, refer to the information provided by the vendor.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data tampering.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2023-04-11 09:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 05:45 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.3% in the next 30 days (EPSS).
Severity: 6.5 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2023-04-11 09:15 UTC
Last modified: 2026-06-17 05:45 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-352 · Cross-site request forgery
Record status: Modified

Affected

Epson lp-9200ps2 Firmware
Epson lp-9200ps3 Firmware
Epson lp-8200c Firmware
Epson lp-9600 Firmware
Epson lp-9600s Firmware
Epson lp-9300 Firmware
Epson lp-8500c Firmware
Epson lp-8700ps3 Firmware

Attack profile CVSS 3.1 · 6.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-27520.md and follow it. Check whether this project is affected by CVE-2023-27520. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record