CVE-2016-4880: Baserproject/basercms Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-mxfv-c8p8-qw5h
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CVSS 5.4
CWE-79
Published
Advisory Summary

CVE-2016-4880 is a MODERATE (CVSS 5.4) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Baserproject/basercms libraries in the Packagist ecosystem. The issue involves basercms cross-site scripting vulnerability. Remediation is available by upgrading affected packages to version 3.0.11.

CVE-2016-4880 at a Glance

CVE Identifier CVE-2016-4880
GHSA Identifier GHSA-mxfv-c8p8-qw5h
Severity MODERATE
CVSS v3.1 Base Score 5.4
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Baserproject/basercms
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 5.4

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2016-4880

To remediate this vulnerability, upgrade all affected Baserproject/basercms dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

baserproject/basercms fixed: 3.0.11 
Upgrade baserproject/basercms to 3.0.11
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for baserproject/basercms

How to Check if You Are Affected

To determine whether your application is affected by CVE-2016-4880, inspect your project dependencies for Baserproject/basercms:

inspect dependencies for baserproject/basercms

Analyze the terminal output to locate any version of Baserproject/basercms in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.0.11), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Baserproject/basercms, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Cross-site scripting vulnerability in baserCMS plugin Blog version 3.0.10 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.

CVE-2016-4880 Affected Baserproject/basercms Versions

1 component(s)
Fixed Versions:
3.0.11
Product / Package Ecosystem Affected Versions Fixed Version
baserproject/basercms
 Packagist
< 3.0.11
3.0.11

References

NVD — CVE-2016-4880 NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4880
Baserproject/basercms Source Repository REPOSITORY
https://github.com/baserproject/basercms
jvn.jp/en/jp/jvn92765814/i... WEB
https://jvn.jp/en/jp/JVN92765814/index.html
Baserproject/basercms Security Information SECURITY
https://web.archive.org/web/20210308130052/http://www.securityfocus.com/bid/93217
Baserproject/basercms Security Information SECURITY
http://basercms.net/security/JVN92765814

Frequently Asked Questions

What is CVE-2016-4880?
CVE-2016-4880 is a security vulnerability in Baserproject/basercms involving baserCMS Cross-site Scripting vulnerability under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Baserproject/basercms versions are affected?
Affected versions include releases prior to 3.0.11 across affected packages: baserproject/basercms.
What version fixes CVE-2016-4880?
Upgrading to 3.0.11 (or the latest patched release for your respective branch) resolves the vulnerability.
Is baserproject/basercms affected?
Yes, baserproject/basercms is affected in releases prior to 3.0.11. Upgrade your dependency to 3.0.11 or later.
What is the CVSS score of CVE-2016-4880?
CVE-2016-4880 has a CVSS v3.1 base score of 5.4 (MODERATE) with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2016-4880?
CVE-2016-4880 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2016-4880?
Run the dependency tree command: 'inspect dependencies for baserproject/basercms'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-mxfv-c8p8-qw5h",
  "modified" : "2023-07-07T21:01:59Z",
  "published" : "2022-05-17T02:45:09Z",
  "aliases" : [ "CVE-2016-4880" ],
  "summary" : "baserCMS Cross-site Scripting vulnerability",
  "details" : "Cross-site scripting vulnerability in baserCMS plugin Blog version 3.0.10 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "baserproject/basercms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.0.11"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 3.0.10"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2016-4880"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/baserproject/basercms"
  }, {
    "type" : "WEB",
    "url" : "https://jvn.jp/en/jp/JVN92765814/index.html"
  }, {
    "type" : "WEB",
    "url" : "https://web.archive.org/web/20210308130052/http://www.securityfocus.com/bid/93217"
  }, {
    "type" : "WEB",
    "url" : "http://basercms.net/security/JVN92765814"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2023-07-07T21:01:59Z",
    "nvd_published_at" : "2017-05-12T18:29:00Z"
  }
}