upKeeper Instant Privilege Access: Improper handling of undefined values
Summary
upKeeper Instant Privilege Access (IPA), a tool for temporarily granting local administrator rights, contains an improper handling of undefined values flaw (CWE-232) that allows privilege escalation. An attacker with local access and a low-privileged account can gain higher privileges, which would undermine the removal of permanent admin rights. The CVSS 4.0 score is 8.6 (High), with the vector requiring active user interaction. NVD analysis was still pending at the time of research.
Affected
- upKeeper Instant Privilege Access: versions 0 through 1.7.1 (per CNA data; not yet confirmed by NVD)
Fixed in
Unknown.
Workaround
- No vendor-confirmed mitigation found.
- Until a fix is confirmed, treat all IPA installations at version 1.7.1 or earlier as exposed.
- Limit who can request elevation under IPA rules and review those rules.
- Review IPA audit logs for unusual elevations and remove standing local admin rights where possible.
Exploitation
- No evidence of exploitation in the wild found; no CISA KEV entry found.
- No public proof of concept found.
- CISA SSVC: exploitation none, automatable no, technical impact total.
Our recommendation
- Check the installed IPA version on every endpoint and identify installations at 1.7.1 or earlier.
- Check the vendor advisory for a fix and update as soon as a fixed version is available; ask upKeeper for the fixed build if the advisory has none.
- Apply the interim measures above, restrict elevation rules, and monitor IPA logs.
- Re-check the advisory and CISA KEV status in a few days.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- upKeeper advisory CVE-2026-92088 support.upkeeper.se
- EUVD-2026-99242 vulners.com
- Strix CVE-2026-92088 www.strix.ai
- OffSeq radar CVE-2026-92088 radar.offseq.com
- upKeeper IPA product page upkeeper.se
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 1 Nov 2026, 08:25.
Original description (NVD)
Improper handling of undefined values vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege Escalation. This issue affects upKeeper Instant Privilege Access: through 1.7.1.
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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