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Mallory
Critical

Unauthorized command execution via improper opcode permission evaluation

IdentifiersCVE-2026-49190CWE-78· Improper Neutralization of Special…

CVE-2026-49190 describes a vulnerability in which the affected system fails to properly evaluate instructional permissions across multiple internal operation codes (opcodes). Because permission checks are not correctly enforced for these internal operations, an attacker with low privileges may be able to trigger unauthorized behaviors, specifically including unauthorized application installation or command execution. Based on the available record, the issue is network exploitable, requires low attack complexity, no user interaction, and has been classified as CWE-78.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can allow an attacker to bypass intended permission controls and perform unauthorized application installations or execute commands. The associated CVSS v4.0 vector indicates high impact to confidentiality, integrity, and availability, including potential impact to subsequent systems, implying the vulnerability could be used for broad compromise of the affected device or environment.

Mitigation

If you can’t patch tonight, do this now.

No specific mitigation was provided in the available content. In the absence of a patch, reduce exposure by restricting network access to the affected service or interface, limiting low-privileged account access, enforcing application installation controls, and monitoring for unexpected command execution or unauthorized software deployment.

Remediation

Patch, then assume compromise.

Specific vendor remediation details were not provided in the available content. The appropriate remediation is to apply the vendor-provided fix or security update referenced by the CVE/advisory as soon as it becomes available, particularly any Acer-issued update or guidance associated with CVE-2026-49190.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AcerConnect M6E 5G Firmwareoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity

Community discussion across Reddit, Mastodon, and other social sources.