How severe is CVE-2026-48356?

CVE-2026-48356 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-48356 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48356?

CVE-2026-48356 primarily affects Adobe Commerce. In total, 171 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-48356?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-48356 published?

CVE-2026-48356 was published on 2026-07-14 and last updated on 2026-07-29.

CVE-2026-48356

CVE-2026-48356 is a critical-severity vulnerability in Adobe Commerce with a CVSS 3.x base score of 9.3. Its EPSS exploit-prediction score of 28% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
EPSS exploit prediction: 28% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Adobe Commerce
Published: 2026-07-14
Last modified: 2026-07-29

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.

Frequently asked questions

What is CVE-2026-48356?: 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.
How severe is CVE-2026-48356?: CVE-2026-48356 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-48356 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48356?: CVE-2026-48356 primarily affects Adobe Commerce. In total, 171 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-48356?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-48356 published?: CVE-2026-48356 was published on 2026-07-14 and last updated on 2026-07-29.

References

https://helpx.adobe.com/security/products/magento/apsb26-73.html

Affected products (171)

cpe:2.3:a:adobe:commerce:2.4.4:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p10:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p11:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p12:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p13:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p14:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p15:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p16:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p17:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p18:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p2:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p3:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p4:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p5:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p6:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p7:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p8:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.4:p9:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p10:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p11:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p12:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p13:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p14:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p15:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p16:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p17:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p2:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p3:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p4:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p5:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p6:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p7:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p8:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.5:p9:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.6:-:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.6:p1:*:*:*:*:*:*
cpe:2.3:a:adobe:commerce:2.4.6:p10:*:*:*:*:*:*

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