CVE-2017-7783
28Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendepss 14%
from disclosure to weapon0 days
Published on NVDJun 11
1st PoCOct 20
exploitation probability
14%top 4% of all CVEs
observed exploitation
nono source reports it
2 public exploit(s)
If a long user name is used in a username/password combination in a site URL (such as " http://UserName:Password@example.com"), the resulting modal prompt will hang in a non-responsive state or crash, causing a denial of service. This vulnerability affects Firefox < 55.
Affected products
Mozilla · Firefoxpublic PoCs found — 2✓ VexDay Proof
exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/43020cve_referencewww.exploit-db.com/exploits/43020/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.