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Fencer Intel
high 7.7

CVE-2026-50575 json

BetterDesk has a replay behavior vulnerability when devices are deleted

published 5mo ago modified 20d ago also EUVD-2026-60763 , GHSA-3v82-3gf8-fxx8

Unreviewed: the maintainers' own advisory

Published by the maintainers on their GitHub repository UNITRONIX/BetterDesk. GitHub has not reviewed it into the GitHub Advisory Database, so the affected packages and versions are the maintainers' word. Read the full advisory on GitHub.

cvss
7.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

BetterDesk is a remote desktop management solution. BetterDesk versions through 2.3.0 improperly invalidate deleted device identities, allowing an unauthenticated client to replay or spoof a device ID and bypass registration controls. Version 3.0.0-alpha contains a patch. No known workarounds are available.

Patch / fix

Is CVE-2026-50575 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • github.com https://github.com/UNITRONIX/BetterDesk/security/advisories/GHSA-3v82-3gf8-fxx8 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Affected products

  • UNITRONIX BetterDesk

Classification

Weakness
  • CWE-294 Authentication Bypass by Capture-replay
  • CWE-345 Insufficient Verification of Data Authenticity
  • CWE-672 Operation on a Resource after Expiration or Release

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

The maintainers of UNITRONIX/BetterDesk published their own advisory on GitHub. Reviewed sources take precedence over it.