CVE-2018-20486 json
MetInfo 6.x through 6.1.3 has XSS via the /admin/login/login_check.php url_array[] parameter.
published 2018-12-26 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13040
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
MetInfo 6.x through 6.1.3 has XSS via the /admin/login/login_check.php url_array[] parameter.
Exploit prediction
0.66% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/Ppsoft1990/Metinfo6.1.3/issues/2 referenced PoC, tagged "exploit" by a source, unverified
- forum.metinfo.cn https://forum.metinfo.cn/thread-1300-1-1.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 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/Ppsoft1990/Metinfo6.1.3/issues/2
exploit, issue-tracking, third-party-advisory
-
forum.metinfo.cn
/thread-1300-1-1.html
exploit, vendor-advisory
Sources
- CVE List CVE-2018-20486
- NVD CVE-2018-20486
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.