CVE-2026-21278

Summary

InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected Software

VendorProductVersion RangeStatus
AdobeInDesign Desktop0 <= 21.0affected
AdobeInDesign Desktop21.1unaffected
AdobeInDesign Desktop0 <= 19.5.5affected
AdobeInDesign Desktop20.5.1unaffected

Weaknesses

  • CWE-125: Out-of-bounds Read (CWE-125)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References