Tor Browser
Vendor:
First CVE: Sep 13, 2018 · Active for 7 years
5
Total CVEs
More Total CVEs than 77% of tracked products
1.7
Avg CVEs / Year
Higher CVE frequency than 59% of tracked products
6.0
Avg CVSS
Higher Avg CVSS than 20% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Tor Browser over time
Volume of CVEsAvg CVSS Base Score
First CVE
Sep 13, 2018
7 years ago
Most Recent CVE
Sep 24, 2021
1,764 days ago
CVE Severity & Scoring
Tor Browser5 CVEs
80%
20%
All CVEs352,294 CVEs
45%
40%
11%
MediumCritical
Attack Vector
Local0 (0.0%)
Network4 (80.0%)
Unknown0 (0.0%)
Physical1 (20.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low5 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None3 (60.0%)
Unknown0 (0.0%)
Required2 (40.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None5 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (5 CVEs).
5 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2018-16983CRITICAL 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. | Sep 13, 2018 | 9.8 | 32 | NO | NO |
CVE-2021-39246MEDIUM Tor Browser through 10.5.6 and 11.x through 11.0a4 allows a correlation attack that can compromise the privacy of visits to v2 onion addresses. Exact timestamps of these onion-serv | Sep 24, 2021 | 6.1 | 22 | NO | NO |
CVE-2019-13075MEDIUM Tor Browser through 8.5.3 has an information exposure vulnerability. It allows remote attackers to detect the browser's language via vectors involving an IFRAME element, because te | Jun 30, 2019 | 5.3 | 20 | NO | NO |
CVE-2019-12383MEDIUM Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser's UI locale by measuring a button width, even if the user has a | May 28, 2019 | 4.3 | 19 | NO | NO |
CVE-2017-16639MEDIUM Tor Browser on Windows before 8.0 allows remote attackers to bypass the intended anonymity feature and discover a client IP address, a different vulnerability than CVE-2017-16541. | Sep 14, 2018 | 4.3 | 19 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (5 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (5 CVEs).
Media Mentions
Signals from CVEs in this product scope (5 CVEs).
Top CNAs Publishing CVEs For Tor Browser
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 11.0 | 1 | 6.1 | 0.5% | 0 | 0 |