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Adobe Acrobat: PDF edit, convert, sign tools

Version 26.4.1.0 View in Chrome Web Store

Last scanned: about 4 hours ago

Extension Details

Developer: Adobe, Inc.
Rating: 4.4 ★ (61K ratings)
Users: 335,000,000

Context-Aware Verdict

HIGH
Overall Risk
Trust Factors:

Adobe is a well-established, reputable software company with decades of experience in document management and PDF technology. The extension has an impressive 335 million users and a solid 4.4-star rating from 61,000 reviews, indicating widespread adoption and general user satisfaction. The extension's core functionality aligns with Adobe's legitimate business of PDF editing, conversion, and signing tools.

Concerns:

Despite Adobe's reputation, this extension exhibits concerning security characteristics. The combination of broad host permissions covering all URLs, extensive content script injection capabilities, and powerful permissions like webRequest, cookies, and downloads creates significant privacy and security exposure. The extension can intercept web traffic, access cookies across all sites, monitor browsing behavior, and inject scripts into any website you visit. While these permissions may be necessary for PDF integration across various web platforms, they create substantial attack surface if the extension were compromised or if Adobe's data handling practices change.

Recommendations:

Given the high risk profile but legitimate use case, consider using this extension in a dedicated Chrome profile separate from your primary browsing activities. This isolates potential security risks while maintaining functionality. Regularly review Adobe's privacy policy and consider whether the convenience justifies the extensive data access. For users requiring only basic PDF functionality, lighter alternatives with more limited permissions may be preferable. Monitor extension updates and user reviews for any concerning changes in behavior.

Findings

HIGH
Broad Content Script Injection
This extension can inject scripts into any website. This means it could potentially read sensitive data, modify website content, or steal credentials.
HIGH
Broad Host Permissions
This extension has broad host permissions allowing it to access many or all websites. This could potentially be used to steal sensitive data or track browsing activity.
HIGH
High-Risk Permission: cookies
This extension has the cookies permission. Can access and modify browser cookies. This could potentially be used maliciously to compromise security or privacy.
HIGH
High-Risk Permission: downloads
This extension has the downloads permission. Can download files and access download history. This could potentially be used maliciously to compromise security or privacy.
HIGH
High-Risk Permission: tabs
This extension has the tabs permission. Can access browser tab information and manipulate tabs. This could potentially be used maliciously to compromise security or privacy.
HIGH
High-Risk Permission: webNavigation
This extension has the webNavigation permission. Can track your web navigation. This could potentially be used maliciously to compromise security or privacy.
HIGH
High-Risk Permission: webRequest
This extension has the webRequest permission. Can intercept and modify web requests. This could potentially be used maliciously to compromise security or privacy.
MEDIUM
Medium-Risk Permission: contextMenus
This extension has the contextMenus permission. Can add items to the context menu.
MEDIUM
Medium-Risk Permission: storage
This extension has the storage permission. Can store data locally.