What’s Vulnerable › Vulnerabilities

CVE-2021-35948

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-07 · updated 2026-06-17
• Weakness: CWE-384

Description

Session fixation on password protected public links in the ownCloud Server before 10.8.0 allows an attacker to bypass the password protection when they can force a target client to use a controlled cookie.

Affected products

• Owncloud: before 10.8.0 — fixed in 10.8.0

How to fix

Upgrade to a fixed version: Owncloud 10.8.0. Check the vendor advisory for mitigations.

References

• https://doc.owncloud.com/server/admin_manual/release_notes.html
• https://owncloud.com/security-advisories/cve-2021-35948/
• https://doc.owncloud.com/server/admin_manual/release_notes.html
• https://owncloud.com/security-advisories/cve-2021-35948/

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