Vulnerability in Noscript
CVE-2018-16983
NoScript Classic before 5.1.8.7, as used in Tor Browser 7.x and other products, allows attackers to bypass script blocking via the text/html;/json Content-Type value.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
References
- noscript.net/getit (Release Notes)
- twitter.com/Zerodium/status/1039127214602641409 (Third Party Advisory)
- www.zdnet.com/article/exploit-vendor-drops-tor-browser-zero-day-on-twitter/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2018-16983?
- CVE-2018-16983 is a critical-severity vulnerability in Noscript. CVSS score: 9.8/10. Published 2018-09-13.
- How severe is CVE-2018-16983?
- Critical severity. CVSS v3 base score is 9.8 out of 10.