CVE-2021-30172 json
Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system - Reflected XSS
published 2021-05-07 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-17108
- cvss
- 4.6
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 48%
- public exploits
- 0
- none known
Summary
Special characters of picture preview page in the Quan-Fang-Wei-Tong-Xun system are not filtered in users’ input, which allow remote authenticated attackers can inject malicious JavaScript and carry out Reflected XSS (Cross-site scripting) attacks, additionally access and manipulate customer’s information.
Exploit prediction
0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |
| 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 |
Affected products
- Jun-He Technology Ltd. Quan-Fang-Wei-Tong-Xun system
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
twcert.org.tw
/tw/cp-132-4711-04469-1.html
third-party-advisory
Sources
- CVE List CVE-2021-30172
- NVD CVE-2021-30172
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.