Media Encoder | Out-of-bounds Write (CWE-787)
Media Encoder 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.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Jul 14, 2026
- Updated
- Aug 27, 2026
- EPSS
- 0.3% · 16th percentile
- CWE
- CWE-787
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Report tools
Action score
31
Monitor
Low priority for now.
- CVSS
- 31 / 40 · 7.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · adobe
- 7.8
- NVD has not scored this yet; the score shown is the CNA’s.
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| adobe | media encoder | cpe:2.3:a:adobe:media_encoder |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- adobe media encoderup to 25.6.5 inclusive
- adobe media encoder26.0 and later · up to 26.2.2 inclusive
Versions reported by the vendor
Affected version ranges reported by the assigning authority (adobe). Independent of NVD's CPE analysis and usually ahead of it.
Adobe Adobe Media Encoder
- 26.3, 25.6.6not affected
- up to and including 26.2.2affected · semver
- up to and including 25.6.5affected · semver
Same product
adobe: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-8246Adobe Media Encoder versions 13.1 and earlier have an out-of-bounds write vulnerability.40Plan
- CVE-2019-7842Adobe Media Encoder version 13.0.2 has a use-after-free vulnerability.38Monitor
- CVE-2020-3764Adobe Media Encoder versions 14.0 and earlier have an out-of-bounds write vulnerability.33Monitor
- CVE-2021-43756Adobe Media Encoder Memory Corruption Vulnerability could lead to Remote Code Execution32Monitor
- CVE-2021-46818Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution32Monitor
- CVE-2021-46817Adobe Media Encoder M4A file memory corruption vulnerability could lead to remote code execution32Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2026-479760 days apartMedia Encoder | Out-of-bounds Write (CWE-787)31Monitor
- CVE-2026-483700 days apartMedia Encoder | Out-of-bounds Write (CWE-787)31Monitor
- CVE-2026-3463963 days apartMedia Encoder | Out-of-bounds Write (CWE-787)31Monitor
- CVE-2025-27194462 days apartMedia Encoder | Out-of-bounds Write (CWE-787)31Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.
Technical details
Attack conditions
- Someone with local access to the system can trigger it.
- No account or password is required.
- A user must open a link or visit a page.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-787 · Out-of-bounds WriteCVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.