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.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
1.6
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.
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.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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 3 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.
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).
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
None
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
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
Operation ForumTroll Detailed out
Operation ForumTroll is a sophisticated Advanced Persistent Threat (APT) campaign that exploits a zero-day vulnerability (CVE-2025-2783) in Google Chrome. This operation was uncovered in March 2025 an ... Read more
-
TheCyberThrone
CVE-2024-20439 added to CISA KEV Catalog
CVE-2024-20439 is a critical vulnerability affecting Cisco Smart Licensing Utility (CSLU), classified with a CVSS score of 9.8 (Critical). It represents a major security risk, as it allows unauthorize ... Read more
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The Hacker News
⚡ Weekly Recap: Chrome 0-Day, IngressNightmare, Solar Bugs, DNS Tactics, and More
Threat Intelligence / Cybersecurity Every week, someone somewhere slips up—and threat actors slip in. A misconfigured setting, an overlooked vulnerability, or a too-convenient cloud tool becomes the p ... Read more
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Help Net Security
Week in review: Chrome sandbox escape 0-day fixed, Microsoft adds new AI agents to Security Copilot
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Microsoft’s new AI agents take on phishing, patching, alert fatigue Microsoft is rolling out a new gen ... Read more
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Help Net Security
Critical Firefox, Tor Browser sandbox escape flaw fixed (CVE-2025-2857)
Google’s fixing of CVE-2025-2783, a Chrome zero-day vulnerability exploited by state-sponsored attackers, has spurred Firefox developers to check whether the browser might have a similar flaw – and th ... Read more
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The Cyber Express
Firefox Patch Released as Mozilla Addresses Chrome-Like Security Threat
Mozilla has issued an urgent update for Firefox on Windows to patch a critical security vulnerability. This Firefox vulnerability move follows the recent discovery of a similar exploit in Google Chrom ... Read more
-
Cyber Security News
Mozilla Releases Urgent Patch for Windows Users Following Recently Exploited Chrome Zero-day
Mozilla has released an emergency security update for its Firefox browser on Windows systems to address a critical vulnerability that could allow attackers to escape browser sandboxes and potentially ... Read more
-
The Register
After Chrome patches zero-day used to target Russians, Firefox splats similar bug
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
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The Hacker News
Mozilla Patches Critical Firefox Bug Similar to Chrome’s Recent Zero-Day Vulnerability
Zero-Day / Browser Security Mozilla has released updates to address a critical security flaw impacting its Firefox browser for Windows, merely days after Google patched a similar flaw in Chrome that c ... Read more
-
Cyber Security News
CISA Warns of Google Chrome Zero-day Vulnerability Exploited in the Wild
The Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent advisory regarding a critical zero-day vulnerability in Google Chrome that is actively being exploited in the wild. The ... Read more
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BleepingComputer
Mozilla warns Windows users of critical Firefox sandbox escape flaw
Mozilla has released Firefox 136.0.4 to patch a critical security vulnerability that can let attackers escape the web browser's sandbox on Windows systems. Tracked as CVE-2025-2857, this flaw is descr ... Read more
-
security.nl
Mozilla waarschuwt voor kritiek beveiligingslek in Firefox
Mozilla waarschuwt gebruikers van Firefox voor een kritieke kwetsbaarheid in de Windowsversie van de browser en heeft updates uitgebracht om het probleem te verhelpen. Het oorspronkelijke probleem dat ... Read more
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TheCyberThrone
CVE-2025-20229 and CVE-2025-20231 impacts Splunk
As the digital landscape continues to evolve, vulnerabilities in widely-used software systems remain a critical threat. Two such vulnerabilities, CVE-2025-20229 and CVE-2025-20231, have recently been ... Read more
-
The Cyber Express
Multiple CVEs Found in Ingress-NGINX—Patch Now to Prevent Cluster Compromise
A set of vulnerabilities have been identified in Ingress-NGINX Controller for Kubernetes, posing a risk to organizations relying on the affected versions. These vulnerabilities impact versions prior t ... Read more
-
The Cyber Express
SnapCenter Security Flaw Rated Critical—NetApp Urges Immediate Patch
A serious security vulnerability has recently been identified in NetApp’s SnapCenter software, a widely used enterprise solution for managing data protection. This flaw, tracked as CVE-2025-26512, cou ... Read more
-
TheCyberThrone
CISA KEV Catalog Update Part VII – March 2025
CISA’s add vulnerabilities related to Sitecore CMS and Reviewdog GitHub Actions to its Known Exploited Vulnerabilities (KEV) catalog1. Sitecore CMS VulnerabilitiesCISA has identified critical vulnerab ... Read more
-
TheCyberThrone
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
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
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.