What’s Vulnerable › Vulnerabilities

CVE-2015-4715

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-17 · updated 2026-06-17
• Weakness: CWE-552

Description

The fetch function in OAuth/Curl.php in Dropbox-PHP, as used in ownCloud Server before 6.0.8, 7.x before 7.0.6, and 8.x before 8.0.4 when an external Dropbox storage has been mounted, allows remote administrators of Dropbox.com to read arbitrary files via an @ (at sign) character in unspecified POST values.

Affected products

• Owncloud: before 6.0.8 — fixed in 6.0.8
• ownCloud: from 7.0.0 before 7.0.6; from 8.0.0 before 8.0.4 — fixed in 7.0.6, 8.0.4

How to fix

Upgrade to a fixed version: Owncloud 6.0.8; ownCloud 7.0.6, 8.0.4. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/76158
• https://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77a
• https://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/
• https://owncloud.org/security/advisory/?id=oc-sa-2015-005
• http://www.securityfocus.com/bid/76158
• https://github.com/owncloud/core/commit/bf0f1a50926a75a26a42a3da4d62e84a489ee77a
• https://owncloud.org/security/advisories/mounted-dropbox-storage-allows-dropbox-com-access-file/
• https://owncloud.org/security/advisory/?id=oc-sa-2015-005

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