CVE-2019-12732 json
Cross-site Scripting in Chartkick
published 2019-06-06 7 y ago modified 2026-06-17 4 mo ago also GHSA-g45g-g52h-39rg , EUVD-2019-0534
- cvss
- 4.7
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
The Chartkick gem through 3.1.0 for Ruby allows XSS.
Patch / fix
- rubygems chartkick 3.2.0
Exploit prediction
0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/ankane/chartkick/issues/488 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 4.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 2.6 | AV:N/AC:H/Au:N/C:N/I:P/A:N |
| GitHub | 3.0 | 4.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| rubygems | chartkick | <3.2.0 |
3.2.0 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/ankane/chartkick/issues/488
web, exploit, issue-tracking, third-party-advisory
-
github.com
/ankane/chartkick/blob/master/CHANGELOG.md
web, release-notes, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2019-12732
advisory
-
github.com
/ankane/chartkick
package
Sources
- CVE List CVE-2019-12732
- GitHub Advisory GHSA-g45g-g52h-39rg
- NVD CVE-2019-12732
Fencer Vulns 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.