Vulnerability details
CVE-2026-48356
Actively exploited
Adobe CommerceAdobe Commerce B2BAdobe Commerce EventsAdobe Magento Open Source
Adobe Commerce | Unrestricted Upload of File with Dangerous Type (CWE-434)
CVSS 3.1
9.3Critical
Official description
Adobe Commerce is affected by an Unrestricted Upload of File with Dangerous Type vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.3Critical | 3.1 | CVEProject cvelistV5 (CNA) (adobe) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Adobe | Adobe Commerce | v ≤ 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15, 2.4.5-p17, 2.4.4-p18 | CVEProject cvelistV5 (CNA) |
| Adobe | Adobe Commerce B2B | v ≤ 1.5.3, 1.5.2-p5, 1.4.2-p10, 1.3.4-p17, 1.3.3-p18 | CVEProject cvelistV5 (CNA) |
| Adobe | Adobe Commerce Events | v ≤ 1.20.0 | CVEProject cvelistV5 (CNA) |
| Adobe | Magento Open Source | v ≤ 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15 | CVEProject cvelistV5 (CNA) |
References and advisories
4- https://helpx.adobe.com/security/products/magento/apsb26-73.html vendor-advisory
- https://sansec.io/research/magento-cms-block-loader-deepveindrilling#indicators-of-compromise third-party-advisory
- https://sansec.io/research/polyshell-mass-attack-wave third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48356 government-resource
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Details
- Published
- 2026-07-14
- Last updated
- 2026-10-28
- State
- Published
- Assigner (CNA)
- adobe
- Kolun priority
- 84 · Critical
CISA KEV catalog
- Date added
- 2026-10-27
- Due date
- 2026-11-10
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
47.47%
Probability of exploitation in 30 days
98.8%
Percentile (among all CVEs)
- 2026-11-0447.47%
- 2026-11-0344.57%
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-434Unrestricted Upload of File with Dangerous Type (CWE-434)