PatchTheCVECVE-2016-10529: Droppy versions <3.5.0 does not perform any verification for cross-domain websocket requests
CVE-2016-10529 is a high-severity flaw (CVSS 8.8) affecting droppy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Droppy versions <3.5.0 does not perform any verification for cross-domain websocket requests. An attacker is able to make a specially crafted page that can send requests as the context of the currently logged in user. For example this means the malicious user could add a new admin account under his control and delete others.
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.8 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.5% (top 58%) |
| CISA exploited list | No |
| Weakness | CWE-352 |
| Published | 2018-05-31 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2016-10529?
droppy: upgrade to 3.5.0. Exact commands for each OS are on this page.
Is CVE-2016-10529 being exploited?
CVE-2016-10529 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2016-10529 affect?
CVE-2016-10529 affects droppy. Severity is high (CVSS 8.8). Droppy versions <3.5.0 does not perform any verification for cross-domain websocket requests. An attacker is able to make a specially crafted page that can send requests as the context of the currently logged in user. For example this means
How urgent is CVE-2016-10529?
Priority 41/100. High severity