CVE-2026-101040CWE-404

CVE-2026-101040

Medium · published September 28, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
35.3
In the wild
Unconfirmed
What it is

A security flaw has been discovered in Ricoh SP 330DN, SP 221, SP C252SF and Aficio SP 3500SF up to 20260813. This affects an unknown part of the component HTTP Multipart Form-Data Parser. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
7.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.00420 · 35.3th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2026-09-28T15:16Z
References (9)
https://github.com/xiaobor123/vuls-find-VxWorks/blob/main/RICOH/03-SP330DN-multipart-parser-infinite-loop/poc.py · [email protected]https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/RICOH/03-SP330DN-multipart-parser-infinite-loop · [email protected]https://vuldb.com/cve/CVE-2026-101040 · [email protected]https://vuldb.com/submit/927274 · [email protected]https://vuldb.com/submit/927275 · [email protected]https://vuldb.com/submit/927289 · [email protected]https://vuldb.com/submit/927478 · [email protected]https://vuldb.com/vuln/410908 · [email protected]https://vuldb.com/vuln/410908/cti · [email protected]
EPSS history
Timeline
  • 30 SEP 03:24Z
    EPSS moved — → 0%
    epss
  • 28 SEP 11:00Z
    Ricoh SP 330DN/SP 221/SP C252SF/Aficio SP 3500SF HTTP Multipart Form-Data denial of service
    cvelistv5