Adobe Media Encoder WAV file memory corruption vulnerability could lead to arbitrary code execution
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-119 and the CVSS impact.
Summary
Adobe Media Encoder version 15.4.1 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.
Why it matters now
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Adobe | Media Encoder | up to 15.4.1; up to None | — | No fix listed | CNA |
- Media Encoder VendorAdobe Affected up to 15.4.1; up to None Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-40779
- 2026-10-03 Alias added: GHSA-x5p6-v8jc-c232
References
More Adobe Media Encoder vulnerabilities
- 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
Sources
- CVE-2021-40779 · CVE Program
- CVE-2021-40779 · NVD
- FIRST EPSS
- GHSA-x5p6-v8jc-c232 · GitHub Advisory Database · CC BY 4.0
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