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CVE-2025-54209VulnerabilityPublished Updated

CVE-2025-54209: Adobe InDesign Desktop · Heap-based Buffer Overflow

Affects Adobe InDesign DesktopSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 23% 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:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 12 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Adobe InDesign DesktopAffected
  • =0
Fixed in–

AI-suggested

Organizations should implement a multi-layered approach to mitigate this vulnerability. First, monitor Adobe’s official channels for patches or updates addressing CVE-2025-54209 and apply them promptly once available. Until patches are released, restrict the opening of InDesign files from untrusted or unknown sources by enforcing strict email and file-sharing policies. Disable automatic preview or rendering of InDesign files in email clients or file explorers to reduce accidental triggering. Educate users about the risks of opening unsolicited or suspicious files and encourage verification of file origins. Employ endpoint protection solutions with heuristic and behavior-based detection capabilities to identify and block attempts to exploit buffer overflow conditions. Consider sandboxing or running Adobe InDesign in a restricted environment to limit the impact of potential exploitation. Regularly back up critical data and maintain incident response plans to quickly address any compromise resulting from exploitation.

Description

InDesign Desktop versions 20.4, 19.5.4 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.

References

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