Back
CVE-2017-5458
When a "javascript:" URL is drag and dropped by a user into the addressbar, the URL will be processed and executed. This allows for users…
Medium6.1EPSS 1.4%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
When a "javascript:" URL is drag and dropped by a user into the addressbar, the URL will be processed and executed. This allows for users to be socially engineered to execute an XSS attack on themselves. This vulnerability affects Firefox < 53.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.4% · top 28% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Weakness
- Drag and drop of javascript: URLs can allow for self-XSS
- CWE-79 (opens in a new tab)
Affected products
Mozilla · Firefox
- affected unspecified – < 53
References (4)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1229426 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-10/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 97940 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1038320 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .