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TI-2021-17722 Aliases CVE-2021-40778GHSA-7x6g-6g4c-q7pf

Adobe Media Encoder Null Pointer Dereference Application denial-of-service

Priority LOW 28CWE-476Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-476.

Summary

Adobe Media Encoder 15.4.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service 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 0.0133 71st 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
Partial

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

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeMedia Encoderup to 15.4.1; up to None—No fix listedCNA
  • Media Encoder VendorAdobe Affected up to 15.4.1; up to None Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:adobe:media_encoder:*:*:*:*:*:*:*:*up to 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:media_encoder:*:*:*:*:*:*:*:* Versions up to 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-2021-40778
  2. 2026-10-03 Alias added: GHSA-7x6g-6g4c-q7pf

References

Advisory 1

  • TI-2019-05918 Out-of-bounds write in Adobe Media Encoder CVSS 3.1CRITICAL 9.8
  • TI-2019-05549 Use after free in Adobe Media Encoder CVSS 3.0HIGH 8.8
  • TI-2021-14520 Adobe Media Encoder Improper Memory Access When Parsing SVG Files Could Lead To Remote Code Execution CVSS 3.1HIGH 7.8
  • TI-2021-14465 Adobe Media Encoder Memory Corruption Could Lead To Remote Code Execution CVSS 3.1HIGH 7.8
  • TI-2020-03279 Out-of-bounds write in Adobe Media Encoder CVSS 3.1HIGH 7.8
  • TI-2019-05551 Out-of-bounds read in Adobe Media Encoder CVSS 3.0MEDIUM 6.5
See all 64 →

Sources

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