CVE-2018-20758 json
MODX vulnerability allows for XSS via user settings parameters
published 7y ago modified 4mo ago also GHSA-vwqw-wfhv-2xcq , EUVD-2018-13301
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
MODX Revolution through v2.7.0-pl allows XSS via User Settings such as Description.
Patch / fix
- packagist modx/revolution 2.7.1-pl
Is CVE-2018-20758 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
| GitHub | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | modx/revolution | <2.7.1-pl |
2.7.1-pl |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/modxcms/revolution/issues/14103
web, patch, third-party-advisory
-
github.com
/modxcms/revolution/commit/c08fb7c7a1f5979ff1241a7b28ae0f7690756ad3
web
-
nvd.nist.gov
/vuln/detail/CVE-2018-20758
advisory
-
github.com
/modxcms/revolution
package
Sources
- CVE List CVE-2018-20758
- GitHub Advisory GHSA-vwqw-wfhv-2xcq
- NVD CVE-2018-20758
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.