CVE-2026-102131Kiteworks Email Protection Gateway Improper Handling of Case Sensitivity
Updated under an hour ago ()
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It affects Kiteworks Email Protection Gateway and 1 other product. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 1.19%, higher than 67% of scored CVEs.
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Kiteworks Email Protection Gateway rejected certain configuration settings, but its validation did not recognize every form in which they could be supplied. An authenticated administrator could potentially use an unrecognized form to have a file of their choosing written to the gateway and executed, resulting in code execution as the gateway service account.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-94, CWE-178
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 1.19% (percentile 67)
- Assigned by
- cisa-cg
- NVD analysis
- Analyzed
- Record last updated
- Oct 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Kiteworks Email Protection Gateway kiteworks:email_protection_gateway (from the name) | before 9.5.0; 9.5.0 not affected | CNA record |
accellion kiteworks accellion:kiteworks | before 9.5.0 | NVD |
References
- https://github.com/kiteworks/security-advisories/security/advisories/GHSA-62f6-c955-4fhqvendor-advisory
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.jsonthird-party-advisory, broken-link
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.