Read the docs
TI-2021-21511 Aliases CVE-2021-46816GHSA-839r-958m-2c8x

Adobe Premiere Pro M4A file memory corruption vulnerability could lead to remote code execution

Priority LOW 39CWE-787Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

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

Summary

Adobe Premiere Pro version 15.4 (and earlier) are affected by a memory corruption vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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 M4A file.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01624 76th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

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
AdobePremiereup to 15.4; up to None—No fix listedCNA
  • Premiere VendorAdobe Affected up to 15.4; up to None Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:adobe:premiere_pro:*:*:*:*:*:*:*:*before 15.4.1VulnerableAdobe
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*not specified by NVDRunning onApple
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:adobe:premiere_pro:*:*:*:*:*:*:*:* Versions before 15.4.1 Vulnerable ·Adobe
  • cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-46816
  2. 2026-10-03 Alias added: GHSA-839r-958m-2c8x

References

Advisory 1

  • TI-2021-14448 Adobe Premiere Pro Memory Corruption Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
  • TI-2021-18933 Adobe Bridge Out-of-bounds read could lead to Arbitrary Code Execution CVSS 3.1HIGH 7.8
  • TI-2021-17738 Adobe Premiere Pro MOV file memory corruption vulnerability could lead to arbitrary code execution CVSS 3.1HIGH 7.8
  • TI-2021-17737 Adobe Premiere Pro WAV file memory corruption vulnerability could lead to arbitrary code execution CVSS 3.1HIGH 7.8
  • TI-2021-17736 Adobe Premiere Pro WAV file memory corruption vulnerability could lead to arbitrary code execution CVSS 3.1HIGH 7.8
  • TI-2020-07739 Out-of-bounds read in Adobe Premiere Pro CVSS 3.1HIGH 7.8
See all 43 →

Sources

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