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Vulnerability Database/CVE-2026-44410

CVE-2026-44410: Authentication Bypass Vulnerability

CVE-2026-44410 is an authentication bypass vulnerability caused by business logic flaws that allow attackers to exploit legitimate application functions in unintended ways. This article covers technical details, impact, and mitigation.

Published:

CVE-2026-44410 Overview

CVE-2026-44410 is a business logic vulnerability disclosed in a ZTE product. The flaw allows authenticated attackers to abuse legitimate application functions in unintended ways. Attackers deviate from the designer's expected workflow to perform malicious actions that the application logic does not anticipate.

The weakness is categorized under [CWE-1240] and requires high privileges and network access for exploitation. Successful abuse produces limited impact to integrity and availability without affecting confidentiality.

Critical Impact

Authenticated attackers with high privileges can manipulate application workflows to bypass intended business rules, causing limited integrity and availability impact.

Affected Products

  • ZTE product (refer to vendor advisory for specific affected models and versions)
  • See the ZTE Security Bulletin for the authoritative list
  • No CPE entries published in NVD at time of writing

Discovery Timeline

  • 2026-05-26 - CVE-2026-44410 published to NVD
  • 2026-05-26 - Last updated in NVD database

Technical Details for CVE-2026-44410

Vulnerability Analysis

The vulnerability is a business logic error. The affected application exposes functions that perform their intended task correctly when used as designed. However, attackers can chain or invoke these functions in sequences the designer did not anticipate. This deviation produces outcomes outside the intended security boundary.

Because exploitation requires high privileges, the threat model centers on insiders or attackers who have already obtained elevated credentials. Network reachability to the application is also required. User interaction is not necessary, and the attack complexity is low once prerequisites are met.

The resulting impact is limited integrity modification and limited availability disruption. Confidentiality remains unaffected based on the published CVSS vector. The EPSS data indicates a low probability of active exploitation in the near term.

Root Cause

The root cause is classified as [CWE-1240], which covers use of cryptographic or logical primitives in ways that diverge from designer expectations. In this context, the application's workflow controls do not validate that a sequence of operations matches an authorized business process. The check-versus-use logic permits state transitions that should be disallowed.

Attack Vector

An attacker authenticated with high privileges issues legitimate API or interface calls in an unintended order. The application accepts each individual call because it passes per-request authorization checks. The composite effect bypasses business constraints. Specific exploitation details are not published. Refer to the ZTE Security Bulletin for vendor-supplied technical context.

Detection Methods for CVE-2026-44410

Indicators of Compromise

  • Unusual sequences of administrative API calls from privileged accounts that do not match documented workflows
  • State changes to configuration or business records that bypass approval steps
  • Repeated invocation of legitimate functions in non-standard orders within short time windows

Detection Strategies

  • Implement workflow-aware logging that records the full sequence of operations per session, not just individual events
  • Baseline normal administrative behavior and alert on deviations such as out-of-order state transitions
  • Correlate authentication events with subsequent privileged actions to identify abnormal usage patterns

Monitoring Recommendations

  • Forward application audit logs to a centralized SIEM for sequence analysis
  • Review privileged account activity on a recurring schedule, focusing on rare API combinations
  • Enable alerts for any administrative action performed outside expected change windows

How to Mitigate CVE-2026-44410

Immediate Actions Required

  • Apply the vendor fix referenced in the ZTE Security Bulletin once available for your deployment
  • Review and reduce the number of accounts holding high privileges on the affected system
  • Audit recent privileged activity for sequences consistent with workflow abuse

Patch Information

ZTE has published a security bulletin tracking this issue. Administrators should consult the ZTE Security Bulletin for the patched versions, upgrade procedures, and any product-specific guidance.

Workarounds

  • Restrict network access to administrative interfaces using firewall rules or management VLANs
  • Enforce multi-party approval for sensitive administrative operations to break single-account abuse paths
  • Rotate privileged credentials and enable session recording for accounts that retain elevated access
  • Disable or limit unused administrative functions until the vendor patch is applied

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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