---
title: "CVE-2026-49882: rw_mfc_handle_read_op - Remote Code Execution"
description: "rw_mfc_handle_read_op in rw_mfc.cc contains a heap buffer overflow causing a memory safety issue, letting remote attackers execute arbitrary code without additional privileges, exploit requires no user interaction."
url: https://panop.io/threat-heartbeat/CVE-2026-49882/
---

# CVE-2026-49882 rw\_mfc\_handle\_read\_op - Remote Code Execution

rw\_mfc\_handle\_read\_op in rw\_mfc.cc contains a heap buffer overflow causing a memory safety issue, letting remote attackers execute arbitrary code without additional privileges, exploit requires no user interaction.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.38% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-49882)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Published

8 September 2026

Updated

15 October 2026

Weakness

[CWE-122](https://cwe.mitre.org/data/definitions/122.html)

## Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-49882](https://nvd.nist.gov/vuln/detail/CVE-2026-49882)
- [https://source.android.com/docs/security/bulletin/2026/2026-09-01](https://source.android.com/docs/security/bulletin/2026/2026-09-01)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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