CVE-2025-43594: Adobe InDesign Desktop · Out-of-bounds Write
Affects Adobe InDesign DesktopSource CVE Database V5
Not known to be exploited · CVSS 7.8 High.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Adobe InDesign Desktop | Affected
| Fixed in– |
AI-suggested
1. Immediately implement strict email and file handling policies to prevent opening unsolicited or unexpected InDesign files. 2. Educate users on the risks of opening files from untrusted sources and promote phishing awareness. 3. Employ endpoint protection solutions capable of detecting anomalous behavior related to memory corruption or code execution. 4. Use application whitelisting to restrict execution of unauthorized code. 5. Monitor network and endpoint logs for suspicious activity indicative of exploitation attempts. 6. Once Adobe releases a patch, prioritize rapid deployment across all affected systems. 7. Consider sandboxing or isolating InDesign usage environments to limit potential damage from exploitation. 8. Regularly back up critical data to enable recovery in case of compromise. These measures go beyond generic advice by focusing on user behavior, detection, and containment strategies specific to this vulnerability's exploitation vector.
Description
InDesign Desktop versions 19.5.3 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.