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Fencer Intel
medium 6.1

CVE-2018-19933 json

Bolt Cross-site Scripting (XSS) via text input click preview button

published 2018-12-17 7 y ago modified 2026-06-17 4 mo ago also GHSA-gjx6-58xh-p7pw , EUVD-2022-3972

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.5%
EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

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.

Patch / fix

  • packagist bolt/bolt 3.6.2
  • bolt bolt_cms 3.6.2

Timeline

  1. Published
  2. First public exploit (EDB-46014)

Exploit prediction

3.47% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-46014 Bolt CMS < 3.6.2 - Cross-Site Scripting webapps, 2018-12-19
  • github.com https://github.com/rdincel1/Bolt-CMS-3.6.2---Cross-Site-Scripting referenced PoC, tagged "exploit" by a source, unverified
  • raifberkaydincel.com https://www.raifberkaydincel.com/bolt-cms-xss-vulnerability.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist bolt/bolt
<3.6.2
3.6.2

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.