XSS in Mozilla Firefox
CVE-2019-17003
Scanning a QR code that contained a javascript: URL would have resulted in the Javascript being executed.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (34.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Mozilla Firefox
- Mozilla Firefox For iOS — versions unspecified, next of 25
- Mozilla Firefox Mobile
Weakness classification (CWE)
Public proof-of-concept exploits
- 0xsaju/Awesome-Bugbounty-Writeups
- 302Found1/Awesome-Writeups
- ARPSyndicate/cvemon
- Fa1c0n35/Awesome-Bugbounty-Writeups
- Hacker-Fighter001/Bug-Bounty-Hunter-Articles
- ImranTheThirdEye/Awesome-Bugbounty-Writeups
- Neelakandan-A/BugBounty_
- Patrikx0x0/Awesome-Bugbounty-Writeups
- Prabirrimi/Awesome-Bugbounty-Writeups
- Prabirrimi/BugBounty_
References
- bugzilla.mozilla.org/show_bug.cgi (Exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2019-17003?
- CVE-2019-17003 is a medium-severity vulnerability in Mozilla Firefox, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-02-16.
- How severe is CVE-2019-17003?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2019-17003 known to be exploited?
- 40 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.