CVE-2020-36397 json
LavaLite Stored Cross-site Scripting vulnerability
published 5y ago modified 4mo ago also GHSA-3cfg-rxh6-h2rh , EUVD-2022-2161
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
A stored cross site scripting (XSS) vulnerability in the /admin/contact/contact component of LavaLite 5.8.0 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload entered into the "New" parameter.
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Check with FencerExploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/LavaLite/cms/issues/323 referenced PoC, tagged "exploit" by a source, unverified
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 | lavalite/cms | <=5.8.0 |
no fix listed |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/LavaLite/cms/issues/323
package, exploit, issue-tracking, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-36397
advisory
Sources
- CVE List CVE-2020-36397
- GitHub Advisory GHSA-3cfg-rxh6-h2rh
- NVD CVE-2020-36397
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.