CVE-2021-43725 json
There is a Cross Site Scripting (XSS) vulnerability in SpotPage_login.php of Spotweb 1.5.1 and below, which allows remote attackers to inje…
published 2022-03-28 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-30632
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.6%
- EPSS 2.6% chance of exploitation in 30 days, percentile 85%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
There is a Cross Site Scripting (XSS) vulnerability in SpotPage_login.php of Spotweb 1.5.1 and below, which allows remote attackers to inject arbitrary web script or HTML via the data[performredirect] parameter.
Patch / fix
Exploit prediction
2.57% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template Spotweb <= 1.5.1 - Cross Site Scripting (Reflected) nuclei detection template
- github.com https://github.com/spotweb/spotweb/issues/718 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
/spotweb/spotweb/commit/2bfa001689aae96009688a193c64478647ba45a1
patch, third-party-advisory
-
github.com
/spotweb/spotweb/issues/718
exploit, issue-tracking, third-party-advisory
Sources
- CVE List CVE-2021-43725
- NVD CVE-2021-43725
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