CVE-2026-101040Ricoh SP 330DN/SP 221/SP C252SF/Aficio SP 3500SF HTTP Multipart Form-Data denial of service
Updated under an hour ago ()
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It affects Ricoh SP 330DN and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Oct 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Ricoh SP 330DN ricoh:sp_330dn | 20260813 | CNA record |
Ricoh SP 221 ricoh:sp_221 | 20260813 | CNA record |
Ricoh SP C252SF ricoh:sp_c252sf | 20260813 | CNA record |
Ricoh Aficio SP 3500SF ricoh:aficio_sp_3500sf | 20260813 | CNA record |
References
- https://vuldb.com/vuln/410908vdb-entry
- https://vuldb.com/vuln/410908/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-101040third-party-advisory
- https://vuldb.com/submit/927274third-party-advisory
- https://vuldb.com/submit/927275third-party-advisory
- https://vuldb.com/submit/927289third-party-advisory
- https://vuldb.com/submit/927478third-party-advisory
- https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/RICOH/03-SP330DN-multipart-parser-infinite-looprelated
- https://github.com/xiaobor123/vuls-find-VxWorks/blob/main/RICOH/03-SP330DN-multipart-parser-infinite-loop/poc.pyexploit
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.