CVE-2018-19933: Bolt/bolt Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-gjx6-58xh-p7pw
CVSS 6.1
CWE-79
Published
Advisory Summary

CVE-2018-19933 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Bolt/bolt libraries in the Packagist ecosystem. The issue involves bolt cross-site scripting (xss) via text input click preview button. Remediation is available by upgrading affected packages to version 3.6.2.

CVE-2018-19933 at a Glance

CVE Identifier CVE-2018-19933
GHSA Identifier GHSA-gjx6-58xh-p7pw
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Bolt/bolt
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

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

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
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-2018-19933

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

bolt/bolt fixed: 3.6.2
Upgrade bolt/bolt to 3.6.2
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 bolt/bolt

How to Check if You Are Affected

To determine whether your application is affected by CVE-2018-19933, inspect your project dependencies for Bolt/bolt:

inspect dependencies for bolt/bolt

Analyze the terminal output to locate any version of Bolt/bolt in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.6.2), 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 Bolt/bolt, 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

Bolt CMS <3.6.2 allows XSS via text input click preview button as demonstrated by the Title field of a Configured and New Entry.

CVE-2018-19933 Affected Bolt/bolt Versions

1 component(s)
Fixed Versions:
3.6.2
Product / Package Ecosystem Affected Versions Fixed Version
bolt/bolt
Packagist
< 3.6.2
3.6.2

References

Frequently Asked Questions

What is CVE-2018-19933?
CVE-2018-19933 is a security vulnerability in Bolt/bolt involving Bolt Cross-site Scripting (XSS) via text input click preview button under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Bolt/bolt versions are affected?
Affected versions include releases prior to 3.6.2 across affected packages: bolt/bolt.
What version fixes CVE-2018-19933?
Upgrading to 3.6.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is bolt/bolt affected?
Yes, bolt/bolt is affected in releases prior to 3.6.2. Upgrade your dependency to 3.6.2 or later.
What is the CVSS score of CVE-2018-19933?
CVE-2018-19933 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2018-19933?
CVE-2018-19933 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-2018-19933?
Run the dependency tree command: 'inspect dependencies for bolt/bolt'. 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
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-gjx6-58xh-p7pw",
  "modified" : "2024-04-23T23:15:49Z",
  "published" : "2022-05-14T01:42:52Z",
  "aliases" : [ "CVE-2018-19933" ],
  "summary" : "Bolt Cross-site Scripting (XSS) via text input click preview button",
  "details" : "Bolt CMS <3.6.2 allows XSS via text input click preview button as demonstrated by the Title field of a Configured and New Entry.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "bolt/bolt"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "3.6.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2018-19933"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/bolt/bolt"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/rdincel1/Bolt-CMS-3.6.2---Cross-Site-Scripting"
  }, {
    "type" : "WEB",
    "url" : "https://www.exploit-db.com/exploits/46014"
  }, {
    "type" : "WEB",
    "url" : "https://www.raifberkaydincel.com/bolt-cms-xss-vulnerability.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-23T23:15:49Z",
    "nvd_published_at" : "2018-12-17T19:29:00Z"
  }
}