Out-of-bounds write in Adobe Photoshop
Priority MEDIUM 49CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Adobe Photoshop CC 2019 versions 20.0.8 and earlier, and Photoshop 2020 versions 21.1 and earlier have a memory corruption vulnerability. Successful exploitation could lead to arbitrary code execution.
Why it matters now
EPSS 0.0394 90th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Adobe | Adobe Photoshop | Photoshop CC 2019, and Photoshop 2020 versions | — | No fix listed | CNA |
- Adobe Photoshop VendorAdobe Affected Photoshop CC 2019, and Photoshop 2020 versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:adobe:photoshop_2020:*:*:*:*:*:*:*:* | 21.0 – 21.1 | Vulnerable | Adobe |
| cpe:2.3:a:adobe:photoshop_cc:*:*:*:*:*:*:*:* | 20.0 – 20.0.8 | Vulnerable | Adobe |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:adobe:photoshop_2020:*:*:*:*:*:*:*:* Versions 21.0 – 21.1 Vulnerable ·Adobe
- cpe:2.3:a:adobe:photoshop_cc:*:*:*:*:*:*:*:* Versions 20.0 – 20.0.8 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
- 2026-10-02 Threatist record created from CVE-2020-3786
- 2026-10-03 Alias added: GHSA-x294-w7fh-xcgq
References
More Adobe Photoshop 2020 vulnerabilities
- TI-2020-03298 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
- TI-2020-03290 Memory corruption in Adobe Photoshop CVSS 3.1CRITICAL 9.8
- TI-2020-03304 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
- TI-2020-03303 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
- TI-2020-03302 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
- TI-2020-03300 Out-of-bounds write in Adobe Photoshop CVSS 3.1CRITICAL 9.8
Sources
- CVE-2020-3786 · CVE Program
- CVE-2020-3786 · NVD
- FIRST EPSS
- GHSA-x294-w7fh-xcgq · GitHub Advisory Database · CC BY 4.0
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