CVE-2025-66635Stack-based buffer overflow vulnerability exists in SEIKO EPSON Web Config.
Updated under an hour ago ()
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It affects SEIKO EPSON CORPORATION Web Config. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Stack-based buffer overflow vulnerability exists in SEIKO EPSON Web Config. Specially crafted data input by a logged-in user may execute arbitrary code. As for the details of the affected products and versions, see the information provided by the vendor under [References].
- CVSS
- 8.6 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-121
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- jpcert
- NVD analysis
- Deferred
- Record last updated
- Dec 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SEIKO EPSON CORPORATION Web Config seiko_epson:web_config (from the name) | See the information/details provided by the vendor | CNA record |
References
- https://www.epson.jp/support/misc_t/251216_oshirase.htm
- https://epson.com/Support/wa00971
- https://jvn.jp/en/jp/JVN51846148/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.