EUVD-2026-42007
GHSA-2m7v-q2j4-mr6f
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Network-delivered CSRF requiring victim interaction (UI:R); no privileges for attacker (PR:N); only limited integrity impact with no scope change or confidentiality/availability effect.
Primary rating from Vendor (jpcert).
CVSS VectorVendor: jpcert
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
1DescriptionCVE.org
Cross-site request forgery vulnerability exists in SEIKO EPSON Web Config. If a user views a malicious page while logged into Web Config, unintended operations may be performed.
AnalysisAI
Cross-site request forgery in SEIKO EPSON Web Config allows a remote, unauthenticated attacker to trigger unintended configuration changes on Epson network devices by luring an authenticated administrator into visiting a malicious web page. The vulnerability (CWE-352) requires no privileges on the attacker's side but depends on an active, authenticated Web Config session on the victim's browser. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that the target user is actively authenticated to the SEIKO EPSON Web Config interface in their browser at the time of attack - unauthenticated sessions cannot be exploited. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 score of 5.1 (Medium) is proportionate for a CSRF with limited integrity impact (VI:L) and no confidentiality or availability impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker sends a targeted phishing email containing a link to a malicious web page that includes hidden HTML forms or JavaScript making forged HTTP requests to the victim's local Epson Web Config endpoint. If a network administrator clicks the link while their browser holds an active Web Config session, the forged request is submitted with their credentials, silently altering printer or device configuration - such as changing scan-to-email destinations or modifying network settings - without the administrator's knowledge. … |
| Remediation | Consult the Epson security notice at https://www.epson.jp/news/info/a-security202607.htm and the JVN advisory at https://jvn.jp/en/jp/JVN87285119/ to identify patched firmware versions for your specific Epson device model and apply the vendor-released update. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-352 – Cross-Site Request Forgery (CSRF)
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External POC / Exploit Code
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