Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-27238
Adobe InDesign Desktop — InDesign Desktop | Heap-based Buffer Overflow (CWE-122)
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L N R U H H H 7.8 .0034 24.9 —
AFFECTED
Product Versions Fixed
InDesign Desktop unspecified 21.3
TIMELINE
Feb 18 Reserved by adobe
Apr 14 Published (CNA: adobe)
Sep 8 RESCORED — CVE-2026-27238 (Adobe Experience Manager as a Cloud Service). CVSS 7.8 → 5.4 (NVD).
Sep 16 RESCORED — CVE-2026-27238 (Adobe InDesign Desktop). CVSS 5.4 → 7.8 (NVD).
Description
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.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| February 18, 2026 | Reserved | Reserved by adobe |
| April 14, 2026 | Published | Published (CNA: adobe) |
| September 8, 2026 | RESCORED | RESCORED — CVE-2026-27238 (Adobe Experience Manager as a Cloud Service). CVSS 7.8 → 5.4 (NVD). |
| September 16, 2026 | RESCORED | RESCORED — CVE-2026-27238 (Adobe InDesign Desktop). CVSS 5.4 → 7.8 (NVD). |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Adobe | InDesign Desktop | — | — | 21.3 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-27238 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
