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CVE-2026-102116

Accellion Kiteworks: path traversal can lead to remote code execution

Risk score
59/100
CVSS
7.2 v3.1
Exploit chance (30 days)
2.0%
Published
30 Sep 2026

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What to know

What it is
-A weakness could have allowed an authenticated Kiteworks Email Protection Gateway administrator to write a file outside its intended location and cause the application to execute it, potentially resulting in remote code execution as the underlying service account.
Affected
Accellion Kiteworks
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Story map

Story map: Accellion KiteworksTHE FLAWSTHE FIXCVE-2026-102116Path traversal can lead toremote code executionCVSS 7.2 · EPSS 2%CVE-2026-102115Kiteworks Core did notcorrectly validate a parametersubmitted to the password…CVSS 9.8 · EPSS 1%CVE-2026-102106Authentication bypassCVSS 9.1 · EPSS 1%CVE-2026-102102Server-side request forgerycan lead to informationdisclosureCVSS 9.1 · EPSS 1%Upgrade Accellion Kiteworks9.5.0or later on your release lineWho is exposedAccellion KiteworksAMBER · PATCH THIS WEEKAccellionKiteworksKiteworks Core did notcorrectly validate a parametersubmitted to the passwordreset workflow. Anunauthenticated attacker whoknew the email address of a userwith a locally stored password…Where it standsNo known exploitationCONNECTS TOSame weaknessPath traversal (CWE-22)400 other warnings in 30 days →Same productEarlier Accellion Kiteworks warnings57 in the last 90 days →
Story map: the flaws, the fix, how it unfolded and what it connects to. Boxes link to the record or article.

At a glance

Accellion Kiteworks: Amber, patch this week. Kiteworks Core did not correctly validate a parameter submitted to the password reset workflow. An unauthenticated attacker who knew the email address of a user with a locally stored password could potentially reset that account's password without access to the emailed reset link and then authenticate as that user, in…

The flaws

  • CVE-2026-102116: Path traversal can lead to remote code execution (CVSS 7.2 · EPSS 2%)
  • CVE-2026-102115: Kiteworks Core did not correctly validate a parameter submitted to the password reset workflow (CVSS 9.8 · EPSS 1%)
  • CVE-2026-102106: Authentication bypass (CVSS 9.1 · EPSS 1%)
  • CVE-2026-102102: Server-side request forgery can lead to information disclosure (CVSS 9.1 · EPSS 1%)

The fix

Upgrade Accellion Kiteworks: 9.5.0 or later on your release line

Who is exposed: Accellion Kiteworks

Where it stands

  • No known exploitation

Connects to

Why it is Yellow

  • CVSS 7.2 high

References

Original description

-A weakness could have allowed an authenticated Kiteworks Email Protection Gateway administrator to write a file outside its intended location and cause the application to execute it, potentially resulting in remote code execution as the underlying service account.

Last activity 30 Sep 2026. Patch Forecast updates every hour.