CVE-2026-100287: Devolutions Server · Missing Authorization
Affects Devolutions ServerSource CVE Database V5
Not known to be exploited · CVSS 5.4 Medium : upgrade to 2026.3.7.0 when convenient.
Data as of 13 Nov 2026, 23:53 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 2026.3.7.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 29 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade Devolutions Server to 2026.3.7.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| DevolutionsServer | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict access to the attachment history API to trusted users only and consider additional access controls or monitoring for suspicious API activity.
Description
Missing authorization in the attachment history API in Devolutions Server 2026.3.5.0 and earlier allows an authenticated low-privileged user to permanently delete or restore vault attachments via a crafted API request.