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TI-2026-76996 Aliases CVE-2026-100134GHSA-rcgg-m89p-6hx5

Out-of-bounds write in Adobe Acrobat for Edge allows code execution

Priority MEDIUM 41CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Adobe Acrobat for Edge from 0 through 154.0.4258.37 contains an out-of-bounds write flaw (CWE-787). An attacker could execute arbitrary code in the context of the current user if a victim opens a malicious file. Exploitation requires user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Acrobat for Edge is 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00793 56th percentileScored 2026-11-07
Fix Fixed Acrobat for Edge (Adobe): 154.0.4258.48

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeAcrobat for Edgeup to 154.0.4258.37154.0.4258.48Patch availableCNA
  • Acrobat for Edge VendorAdobe Affected up to 154.0.4258.37 Fixed in 154.0.4258.48 Patch available CNA

Remediation

Upgrade Adobe Acrobat for Edge to version 154.0.4258.48.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA Acrobat for Edge (Adobe) Fixed in 154.0.4258.48

Timeline

  1. 2026-10-20 Threatist record created from CVE-2026-100134
  2. 2026-10-21 Alias added: GHSA-rcgg-m89p-6hx5
  3. 2026-10-21 CISA SSVC decision points changed
  4. 2026-10-21 Priority changed: MEDIUM → LOW
  5. 2026-10-22 Priority changed: LOW → MEDIUM

References

Advisory 1

  • TI-2026-52938 Adobe Commerce | Improper Neutralization of Special Elements Used in a Template Engine (CWE-1336) KEVCVSS 3.1CRITICAL 10.0
  • TI-2026-35688 ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-34084 Adobe Experience Manager | Incorrect Authorization (CWE-863) KEVCVSS 3.1CRITICAL 10.0
  • TI-2024-22559 XXE can expose crypt key and other secrets granting full admin access KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-19615 Analysis CVE-2023-29300 Bypass: Adobe ColdFusion Pre-Auth RCE KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-13696 Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
See all 8046 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences