Known Exploited Vulnerability
8.3
HIGH
CVE-2025-2783
Google Chromium Mojo Sandbox Escape Vulnerability - [Actively Exploited]
Description

Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 134.0.6998.177 allowed a remote attacker to perform a sandbox escape via a malicious file. (Chromium security severity: High)

INFO

Published Date :

March 26, 2025, 4:15 p.m.

Last Modified :

March 28, 2025, 1 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.0

Exploitability Score :

1.6
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

Google Chromium Mojo on Windows contains a sandbox escape vulnerability caused by a logic error, which results from an incorrect handle being provided in unspecified circumstances. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required Action :

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes :

https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-2783

Public PoC/Exploit Available at Github

CVE-2025-2783 has a 6 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2025-2783 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows
2 Microsoft edge_chromium
1 Google chrome
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-2783.

URL Resource
https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html Release Notes
https://issues.chromium.org/issues/405143032 Permissions Required

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

This project is a research-oriented and educational simulation designed to demonstrate the concept of a sandbox escape vulnerability within Google Chrome (version 134.0.6998.177), leveraging improper handle , validation via Mojo IPC.

C

Updated: 5 days, 4 hours ago
1 stars 0 fork 0 watcher
Born at : June 15, 2025, 11:30 p.m. This repo has been linked 1 different CVEs too.

Advanced AI-Powered Exploitation Framework | CVE-2025-4664 & CVE-2025-2783 & CVE-2025-2857 & CVE-2025-30397 |

Python

Updated: 3 weeks, 4 days ago
1 stars 1 fork 1 watcher
Born at : May 26, 2025, 12:51 p.m. This repo has been linked 4 different CVEs too.

Simulated PoC for CVE-2025-2783 — a sandbox escape vulnerability in Chrome's Mojo IPC. Includes phishing delivery, memory fuzzing, IPC simulation, and logging. Safe for red team demos, detection engineering, and educational use.

Python

Updated: 1 month, 2 weeks ago
8 stars 1 fork 1 watcher
Born at : April 6, 2025, 3:49 a.m. This repo has been linked 1 different CVEs too.

None

Updated: 2 months, 1 week ago
11 stars 0 fork 0 watcher
Born at : March 28, 2025, 8:33 p.m. This repo has been linked 1 different CVEs too.

CISA Bot is a GitHub bot that automatically monitors the Cybersecurity and Infrastructure Security Agency (CISA) Known Exploited Vulnerabilities (KEV) Catalog. When new vulnerabilities are published in the KEV, the bot creates GitHub issues in this repository with detailed information about each vulnerability.

Python

Updated: 3 weeks ago
1 stars 0 fork 0 watcher
Born at : Oct. 29, 2024, 10:19 a.m. This repo has been linked 151 different CVEs too.

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 1 month, 3 weeks ago
6873 stars 1158 fork 1158 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 848 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-2783 vulnerability anywhere in the article.

  • TheCyberThrone
CVE-2025-49763 — Apache Traffic Server ESI Memory Exhaustion Flaw

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CVE-2025-23121 Remote Code Execution in Veeam

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  • TheCyberThrone
Trinper Backdoor Exploiting Chrome Zero-Day CVE-2025-2783

A critical vulnerability in Google Chrome, tracked as CVE-2025-2783, has been exploited in cyberattacks deploying the Trinper backdoor. The flaw, a sandbox escape vulnerability, enables attackers to e ... Read more

Published Date: Jun 18, 2025 (4 days, 4 hours ago)
  • The Hacker News
Google Chrome Zero-Day CVE-2025-2783 Exploited by TaxOff to Deploy Trinper Backdoor

Malware / Cyber Espionage A now-patched security flaw in Google Chrome was exploited as a zero-day by a threat actor known as TaxOff to deploy a backdoor codenamed Trinper. The attack, observed in mid ... Read more

Published Date: Jun 17, 2025 (4 days, 10 hours ago)
  • Cyber Security News
Google Chrome 0-Day Vulnerability Exploited by APT Hackers in the Wild

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Published Date: Jun 17, 2025 (4 days, 19 hours ago)
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Team46 (TaxOff) Exploits Google Chrome Zero-Day (CVE-2025-2783) in Sophisticated Phishing Campaign

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Published Date: Jun 17, 2025 (5 days, 5 hours ago)
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Published Date: Jun 11, 2025 (1 week, 4 days ago)
  • The Register
Google quietly pushes emergency fix for Chrome 0-day as exploit runs wild

Google revealed Monday that it had quietly deployed a configuration change last week to block active exploitation of a Chrome zero-day. Google Threat Analysis Group (TAG) team members Clement Lecigne ... Read more

Published Date: Jun 03, 2025 (2 weeks, 4 days ago)
  • BleepingComputer
Google patches new Chrome zero-day bug exploited in attacks

Google has released an emergency security update to fix the third Chrome zero-day vulnerability exploited in attacks since the start of the year. "Google is aware that an exploit for CVE-2025-5419 exi ... Read more

Published Date: Jun 03, 2025 (2 weeks, 4 days ago)
  • The Hacker News
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Published Date: Apr 25, 2025 (1 month, 3 weeks ago)
  • TheCyberThrone
Operation ForumTroll Detailed out

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Published Date: Apr 19, 2025 (2 months ago)
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  • Help Net Security
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Published Date: Mar 30, 2025 (2 months, 3 weeks ago)
  • Help Net Security
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Published Date: Mar 28, 2025 (2 months, 3 weeks ago)
  • The Cyber Express
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Published Date: Mar 28, 2025 (2 months, 3 weeks ago)
  • The Register
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Google pushed out an emergency patch for Chrome on Windows this week to stop attackers exploiting a sandbox-breaking zero-day vulnerability, seemingly used by snoops to target certain folks in Russia. ... Read more

Published Date: Mar 28, 2025 (2 months, 3 weeks ago)
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Mozilla warns Windows users of critical Firefox sandbox escape flaw

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Published Date: Mar 27, 2025 (2 months, 3 weeks ago)
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Published Date: Mar 27, 2025 (2 months, 3 weeks ago)
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Google Chrome was affected by CVE-2025-2783

CVE-2025-2783 is a zero-day vulnerability affecting Google Chrome, uncovered in a targeted cyber-espionage campaign known as Operation ForumTroll. This critical flaw has allowed attackers to bypass Ch ... Read more

Published Date: Mar 27, 2025 (2 months, 3 weeks ago)

The following table lists the changes that have been made to the CVE-2025-2783 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725

    Mar. 28, 2025

    Action Type Old Value New Value
    Added Date Added 2025-03-27
    Added Due Date 2025-04-17
    Added Required Action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
    Added Vulnerability Name Google Chromium Mojo Sandbox Escape Vulnerability
  • Initial Analysis by [email protected]

    Mar. 27, 2025

    Action Type Old Value New Value
    Added CWE NVD-CWE-noinfo
    Added CPE Configuration AND OR *cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* versions up to (excluding) 134.0.6998.177 OR cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
    Added Reference Type Chrome: https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html Types: Release Notes
    Added Reference Type Chrome: https://issues.chromium.org/issues/405143032 Types: Permissions Required
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Mar. 26, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
  • New CVE Received by [email protected]

    Mar. 26, 2025

    Action Type Old Value New Value
    Added Description Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 134.0.6998.177 allowed a remote attacker to perform a sandbox escape via a malicious file. (Chromium security severity: High)
    Added Reference https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html
    Added Reference https://issues.chromium.org/issues/405143032
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-2783 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-2783 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 22, 2025 6:00