<![CDATA[Opening the wrong PDF in Adobe Reader was enough to let criminals quietly spy on your computer and unleash more attacks, even though everything looked normal.]]>Opening the wrong PDF in Adobe Reader was enough to let criminals quietly spy on your computer and unleash more attacks, even though everything looked normal.

In its security bulletin, Adobe acknowledges that the vulnerability tracked as CVE-2026-34621, is being exploited in the wild.

https://helpx.adobe.com/security/products/acrobat/apsb26-43.html

https://www.cve.org/CVERecord?id=CVE-2026-34621

]]>https://forum.fedi.dk/topic/348cd656-8acc-4116-871c-6ab2dbf3751a/opening-the-wrong-pdf-in-adobe-reader-was-enough-to-let-criminals-quietly-spy-on-your-computer-and-unleash-more-attacks-even-though-everything-looked-normal.RSS for NodeThu, 30 Apr 2026 17:09:20 GMTThu, 23 Apr 2026 11:59:21 GMT60<![CDATA[Reply to Opening the wrong PDF in Adobe Reader was enough to let criminals quietly spy on your computer and unleash more attacks, even though everything looked normal. on Thu, 23 Apr 2026 12:05:53 GMT]]>"When a victim simply opens this PDF, hidden code inside it can read files that Acrobat Reader should not be allowed to access and send them to an attacker’s server. Some tests show that it allows attackers to pull in additional malicious code from a remote server and run it on the victim’s machine, potentially escaping Adobe’s sandbox protections."

https://www.malwarebytes.com/blog/news/2026/04/simply-opening-a-pdf-could-trigger-this-adobe-reader-zero-day

]]>https://forum.fedi.dk/post/https://lgbtqia.space/ap/users/115902842793908035/statuses/116453930034560588https://forum.fedi.dk/post/https://lgbtqia.space/ap/users/115902842793908035/statuses/116453930034560588Thu, 23 Apr 2026 12:05:53 GMT