EUVD-2026-22650
GHSA-38g6-9fgr-3mmj
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
5DescriptionCVE.org
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow 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.
AnalysisAI
Heap-based buffer overflow in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier enables arbitrary code execution with high confidentiality, integrity, and availability impact when users open malicious files. No public exploit identified at time of analysis. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The victim must open a crafted malicious file in Adobe InDesign Desktop versions 20.5.2, 21.2, or earlier. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Real-world risk assessment reveals moderate-to-high priority despite the 7.8 CVSS score. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker crafts a malicious InDesign document (INDD file) containing specially formatted data that triggers the heap-based buffer overflow when parsed by vulnerable InDesign versions. The attacker distributes this weaponized file through targeted spear-phishing emails to creative professionals, disguised as a client project template, design asset package, or portfolio sample. … |
| Remediation | Organizations should immediately update Adobe InDesign Desktop to the latest patched version as specified in Adobe Security Bulletin APSB26-32. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Identify and inventory all Adobe InDesign Desktop installations (versions 20.5.2, 21.2, and earlier) across the organization using endpoint detection tools; disable InDesign's auto-open features and implement mandatory security awareness training prohibiting file opening from untrusted sources. …
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External POC / Exploit Code
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