CVE Intelligence
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CVE-2026-2449: upKeeper Instant Privilege Access - Argument Injection (CWE-88)

CVE-2026-2449 is an argument injection weakness (CWE-88) in upKeeper Instant Privilege Access, described by the CNA as allowing hijacking of a privileged thread of execution. The CNA-provided CVSS v4.0 score is 9, rated critical, and the record is still awaiting analysis. No confirmed exploitation appears in the sources consulted.

Published Oct 13, 2026 · Updated Oct 13, 2026 · Ler em português

Overview

CVE-2026-2449 is an argument injection weakness (CWE-88) reported in upKeeper Instant Privilege Access by upKeeper Solutions. According to the CNA description, improper neutralization of argument delimiters in a command can allow hijacking of a privileged thread of execution. The record was published on 2026-04-14 and its status is Awaiting Analysis.

Impact

  • The CNA-provided CVSS v4.0 base score is 9, which the record rates as critical.
  • The reported vector indicates a network attack vector, low privileges required, no user interaction, and high impact on confidentiality, integrity and availability of the vulnerable system, as well as high impact on subsequent systems.
  • The description states the issue can lead to hijacking of a privileged thread of execution.

Affected products and versions

  • The description states the issue affects upKeeper Instant Privilege Access through version 1.5.0.
  • The structured affected-product list in the record is empty, so exact version boundaries and builds are not confirmed.

Exploitation status

The record shows that this CVE is not listed in the CISA KEV catalog. No confirmed exploitation appears in the sources consulted. The EPSS probability is 0.00329 with a percentile of 0.24152.

Remediation and mitigation

  • The record lists no fixed version. The absence of fixed versions does not mean no fix exists, so check the vendor support article.
  • Review the vendor guidance at upKeeper support article.
  • Restrict network exposure of the product's management interfaces, apply least privilege to service accounts, and segment administrative access until an official fix is confirmed.

Detection guidance

  • Review logs of the product for unexpected process invocations or parameters that contain unusual delimiters or extra arguments.
  • Alert on privileged process activity that originates from the product's service context and does not match expected baselines.

Limitations of the available information

  • The vendor article was not reviewed in full for this analysis; only its URL appears in the record.
  • The record provides no affected-product list, fixed versions, or confirmed exploitation data.
  • The EPSS date in the record is not used for any conclusion.

Frequently asked questions

What is CVE-2026-2449?

It is an argument injection weakness (CWE-88) in upKeeper Instant Privilege Access that, according to the CNA description, can allow hijacking of a privileged thread of execution.

Is this CVE being actively exploited?

The record does not list it in the CISA KEV catalog, and no confirmed exploitation appears in the sources consulted.

This analysis was drafted with AI assistance from verified source data and automatically checked against it.