CVE-2021-35265 json
A reflected cross-site scripting (XSS) vulnerability in MaxSite CMS before V106 via product/page/* allows remote attackers to inject arbitr…
published 2021-08-03 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-21908
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.4%
- EPSS 3.4% chance of exploitation in 30 days, percentile 89%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
A reflected cross-site scripting (XSS) vulnerability in MaxSite CMS before V106 via product/page/* allows remote attackers to inject arbitrary web script to a page.
Patch / fix
Exploit prediction
3.44% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template MaxSite CMS > V106 - Cross-Site Scripting nuclei detection template
- github.com https://github.com/maxsite/cms/issues/414#issue-726249183 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/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
/maxsite/cms/commit/6b0ab1de9f3d471485d1347e800a9ce43fedbf1a
patch, third-party-advisory
-
github.com
/maxsite/cms/issues/414#issue-726249183
exploit, third-party-advisory
Sources
- CVE List CVE-2021-35265
- NVD CVE-2021-35265
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