CVE-2026-22767: Dell AppSync · UNIX Symbolic Link (Symlink) Following
Affects Dell AppSyncSource CVE Database V5
Not known to be exploited · CVSS 7.3 High : upgrade to 4.6.1.0 or later soon.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.6.1.0 or later
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Apr 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 29 Oct 2026.
What to do
Upgrade Dell AppSync to 4.6.1.0 or later.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| DellAppSync | Affected
| Fixed in
|
AI-suggested
To mitigate CVE-2026-22767, organizations should first verify if Dell has released an official patch or update addressing the symlink following vulnerability in AppSync 4.6.0 and apply it promptly. If you cannot patch yet, implement strict access controls to limit local user permissions on systems running AppSync, minimizing the number of users who can execute or influence the application. Employ filesystem permissions and integrity monitoring to detect unauthorized symlink creation or modification in directories used by AppSync. Consider running AppSync processes with the least privilege necessary and in isolated environments or containers to reduce the attack surface. Audit and monitor logs for suspicious file operations or symlink activity. Educate system administrators about the risks of symlink vulnerabilities and enforce policies to prevent untrusted users from creating symbolic links in sensitive directories. Additionally, review and harden backup and synchronization workflows to ensure data integrity even if tampering attempts occur. Regularly update and patch all related system components to reduce the overall risk exposure.
Description
Dell AppSync, version(s) 4.6.0, contain(s) an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information tampering.