What’s Vulnerable › Vulnerabilities

CVE-2026-82679: diem-project diem Widget Editor dmWidgetContentBaseMediaForm.php unrestricted upload

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-31 · updated 2026-09-02
• Weakness: CWE-284

Description

A security flaw has been discovered in diem-project diem up to 5.1.3. The impacted element is an unknown function of the file dmFrontPlugin/lib/dmWidget/media/dmWidgetContentBaseMediaForm.php of the component Widget Editor. Performing a manipulation results in unrestricted upload. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• diem-project diem: 5.1.0, 5.1.1, 5.1.2, 5.1.3

References

• https://github.com/diem-project/diem/
• https://github.com/diem-project/diem/issues/448
• https://vuldb.com/cve/CVE-2026-82679
• https://vuldb.com/submit/894026
• https://vuldb.com/vuln/397174
• https://vuldb.com/vuln/397174/cti

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