CVE-2025-56139

Description

LinkedIn Mobile Application for Android version 4.1.1087.2 fails to update link preview metadata (image, title, description) when a user replaces the original URL in a post or comment before publishing. As a result, the stale preview remains visible while the clickable link points to a different URL, which can be malicious. This UI misrepresentation enables attackers to deceive users by displaying trusted previews for harmful links, facilitating phishing attacks and user confusion.

CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-449 CWE-449

Affected Products

Vendor	Product	Versions
linkedin	linkedin	All

References

Other References

https://hdhrmi.blogspot.com/2025/07/aiman-al-hadhrami-linkedin-vulnerability.html https://hdhrmi.blogspot.com/2025/09/link-preview-mismatch-cve-2025-56139.html

Frequently Asked Questions

What is CVE-2025-56139? +

LinkedIn Mobile Application for Android version 4.1.1087.2 fails to update link preview metadata (image, title, description) when a user replaces the original URL in a post or comment before publishing. As a result, the stale preview remains visible while the clickable link points to a different URL, which can be malicious. This UI misrepresentation enables attackers to deceive users by displaying trusted previews for harmful links, facilitating phishing attacks and user confusion. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-56139? +

CVE-2025-56139 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-56139? +

CVE-2025-56139 affects products from linkedin, specifically: linkedin. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-56139? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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