#VU111006 Out-of-bounds write in Adobe InDesign - CVE-2025-43593

Vulnerability identifier: #VU111006

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43593

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe InDesign
Client/Desktop applications / Multimedia software

Vendor: Adobe

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Adobe InDesign: 17.0, 17.0.1, 17.1, 17.2, 17.2.1, 17.3, 17.4, 17.4.1, 17.4.2, 18.0, 18.1, 18.2, 18.2.1, 18.3, 18.4, 18.5, 18.5.1, 18.5.2, 18.5.3, 18.5.4, 19.0, 19.0.1, 19.1, 19.2, 19.3, 19.4, 19.5, 19.5.1, 19.5.2, 19.5.3, 20.0, 20.0.1, 20.1, 20.2

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External links
https://helpx.adobe.com/security/products/indesign/apsb25-53.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.