CVE-2017-16782 json
Withdrawn Advisory: Home Assistant Frontend XSS Vulnerability
published 8y ago modified last mo. also GHSA-7wfq-wmx2-3wr4 , EUVD-2022-3076
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
In Home Assistant before 0.57, it is possible to inject JavaScript code into a persistent notification via crafted Markdown text, aka XSS.
Patch / fix
- github.com/home-assistant/home-assistant-polymer#514 pull request
Is CVE-2017-16782 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/home-assistant/home-assistant-polymer/pull/514
web, issue-tracking, patch, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2017-16782
advisory
-
github.com
/home-assistant/frontend
package
Sources
- CVE List CVE-2017-16782
- GitHub Advisory GHSA-7wfq-wmx2-3wr4
- NVD CVE-2017-16782
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.