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Fencer Vulns
medium 5.3

CVE-2017-18016 json

Parity Browser 1.6.10 and earlier allows remote attackers to bypass the Same Origin Policy and obtain sensitive information by requesting o…

published 2018-01-11 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9156

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.5%
EPSS 5.5% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

Parity Browser 1.6.10 and earlier allows remote attackers to bypass the Same Origin Policy and obtain sensitive information by requesting other websites via the Parity web proxy engine (reusing the current website's token, which is not bound to an origin).

Patch / fix

Timeline

  1. First public exploit (EDB-43499)
  2. Published

Exploit prediction

5.48% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-43499 Parity Browser < 1.6.10 - Bypass Same Origin Policy local, 2018-01-10
  • github.com https://github.com/tintinweb/pub/tree/master/pocs/cve-2017-18016 referenced PoC, tagged "exploit" by a source, unverified
  • openwall.com http://www.openwall.com/lists/oss-security/2018/01/10/1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.