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Fencer Intel
medium 4.3

CVE-2015-6784 json

The page serializer in Google Chrome before 47.0.2526.73 mishandles Mark of the Web (MOTW) comments for URLs containing a "--" sequence, wh…

published 2015-12-06 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-6721

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits
0
none known

Summary

The page serializer in Google Chrome before 47.0.2526.73 mishandles Mark of the Web (MOTW) comments for URLs containing a "--" sequence, which might allow remote attackers to inject HTML via a crafted URL, as demonstrated by an initial http://example.com?-- substring.

Patch / fix

  • oxide-qt Ubuntu 14.04 LTS 1.11.3-0ubuntu0.14.04.1
  • chromium-browser Ubuntu 14.04 LTS 47.0.2526.73-0ubuntu0.14.04.1.1106

ubuntu advisories UBUNTU-CVE-2015-6784

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

  • chromium-browser RHEL 6 EXTRAS 47.0.2526.73-1.el6

red hat advisories RHSA-2015:2545

  • chromium openSUSE Tumbleweed 55.0.2883.75-3.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1

opensuse advisories openSUSE-SU-2024:10171-1openSUSE-SU-2024:12948-1

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-2015-6784 updated cvss 4.3

chromium-browser: Escaping issue in saved pages

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 47.0.2526.73-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 47.0.2526.73-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 47.0.2526.73-1.el6
    fixed: vendor fix RHSA-2015:2545

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

1.70% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation
Technology feeds

References

Sources

Fencer Intel 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.