CVE-2020-35275 json
Coastercms v5.8.18 is affected by cross-site Scripting (XSS).
published 2020-12-21 5 y ago modified 2026-07-09 4 mo ago also EUVD-2020-22953
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
Coastercms v5.8.18 is affected by cross-site Scripting (XSS). A user can steal a cookie and make the user redirect to any malicious website because it is trigged on the main home page of the product/application.
Exploit prediction
1.07% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- exploit-db.com https://www.exploit-db.com/exploits/49181 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 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
exploit-db.com
/exploits/49181
exploit, third-party-advisory, vdb-entry
-
demo.coastercms.org
/admin/home
permissions-required, product, vendor-advisory
-
demo.coastercms.org
/admin/login
permissions-required, product, vendor-advisory
-
demo.coastercms.org
/homepage/blog
broken-link, product, vendor-advisory
Sources
- CVE List CVE-2020-35275
- NVD CVE-2020-35275
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.