4.3
MEDIUM CVSS 3.0
CVE-2016-5268
Mozilla Firefox Cross-Site Scripting (XSS)
Description

Mozilla Firefox before 48.0 does not properly set the LINKABLE and URI_SAFE_FOR_UNTRUSTED_CONTENT flags of about: URLs that are used for error pages, which makes it easier for remote attackers to conduct spoofing attacks via a crafted URL, as demonstrated by misleading text after an about:neterror?d= substring.

INFO

Published Date :

Aug. 5, 2016, 1:59 a.m.

Last Modified :

April 12, 2025, 10:46 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2016-5268 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mozilla firefox
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.0 MEDIUM [email protected]
Solution
A cross-site scripting vulnerability exists in Mozilla Firefox; upgrading to the latest version and updating packages will remediate this.
  • Upgrade Mozilla Firefox to the latest version.
  • Update the affected packages.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-5268 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-5268 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-5268 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-5268 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
    Added Reference http://www.mozilla.org/security/announce/2016/mfsa2016-83.html
    Added Reference http://www.securityfocus.com/bid/92260
    Added Reference http://www.securitytracker.com/id/1036508
    Added Reference http://www.ubuntu.com/usn/USN-3044-1
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1253673
    Added Reference https://security.gentoo.org/glsa/201701-15
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Aug. 16, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1036508 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201701-15 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/92260 [No Types Assigned]
    Added Reference http://www.ubuntu.com/usn/USN-3044-1 [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Aug. 05, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:mozilla:firefox:47.0.1:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
    Changed Reference Type http://www.mozilla.org/security/announce/2016/mfsa2016-83.html No Types Assigned http://www.mozilla.org/security/announce/2016/mfsa2016-83.html Vendor Advisory
    Changed Reference Type https://bugzilla.mozilla.org/show_bug.cgi?id=1253673 No Types Assigned https://bugzilla.mozilla.org/show_bug.cgi?id=1253673 Issue Tracking, Permissions Required
    Added CWE CWE-254
  • Initial Analysis by [email protected]

    Aug. 05, 2016

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Aug. 05, 2016

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 4.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 4.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.44 }} -1.00%

score

0.60438

percentile