CVE-2026-21420: Dell Repository Manager · Uncontrolled Search Path Element
Affects Dell Repository ManagerSource CVE Database V5
Not known to be exploited · CVSS 7.3 High : upgrade to 3.4.8 or later soon.
Data as of 29 Oct 2026, 19:04 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 3.4.8 or later
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 23 Feb 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 Repository Manager to 3.4.8 or later.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| DellRepository Manager | Affected
| Fixed in
|
AI-suggested
To mitigate CVE-2026-21420, organizations should: 1) Upgrade Dell Repository Manager to version 3.4.8 or later as soon as the patch is available, ensuring the vulnerability is remediated. 2) Restrict local user permissions to prevent unauthorized users from placing malicious files in directories that influence the search path. 3) Implement application whitelisting and integrity monitoring to detect unauthorized changes to executable paths or DLLs loaded by DRM. 4) Enforce strict control over local access to systems running DRM, including physical security and endpoint protection measures. 5) Educate users about the risks of executing untrusted code or opening suspicious files that could facilitate local exploitation. 6) Monitor system and application logs for unusual DLL loading or execution patterns indicative of exploitation attempts. 7) Consider isolating or sandboxing DRM operations where feasible to limit the impact of potential compromise. 8) Maintain up-to-date backups and incident response plans to quickly recover from any successful attacks. These targeted actions go beyond generic advice by focusing on controlling the search path environment and limiting local attack vectors specific to this vulnerability.
Description
Dell Repository Manager (DRM), versions prior to 3.4.8, contains an Uncontrolled Search Path Element vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary code execution and escalation of privileges.