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Fencer Vulns
high 7.4

CVE-2017-3085 json

Adobe Flash Player versions 26.0.0.137 and earlier have a security bypass vulnerability that leads to information disclosure when performin…

published 2017-08-11 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-12226

cvss
7.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.5%
EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Adobe Flash Player versions 26.0.0.137 and earlier have a security bypass vulnerability that leads to information disclosure when performing URL redirect.

Patch / fix

  • flashplugin-nonfree Ubuntu 14.04 LTS 26.0.0.151ubuntu0.14.04.1
  • flashplugin-nonfree Ubuntu 16.04 LTS 26.0.0.151ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2017-3085

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • flash-plugin RHEL 6 EXTRAS 26.0.0.151-1.el6_9

red hat advisories RHSA-2017:2457

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-3085 updated cvss 6.5

flash-plugin: Information Disclosure via Security Bypass issue fixed in APSB17-23

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 26.0.0.151-1.el6_9 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 26.0.0.151-1.el6_9 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 26.0.0.151-1.el6_9
    fixed: vendor fix RHSA-2017:2457

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.48% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • blog.bjornweb.nl https://blog.bjornweb.nl/2017/08/flash-remote-sandbox-escape-windows-user-credentials-leak/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Adobe Systems Incorporated Flash Player

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

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.