XSS in Larvata Flygo
CVE-2021-37211
The bulletin function of Flygo does not filter special characters while a new announcement is added. Remoter attackers can use the vulnerability with general user’s credential to inject JavaScript and execute stored XSS attacks.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (37.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Larvata Flygo
- Larvata Digital Technology Co. Ltd. Flygo — versions unspecified
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-4988-8f642-1.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-37211?
- CVE-2021-37211 is a medium-severity vulnerability in Larvata Flygo, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-08-09.
- How severe is CVE-2021-37211?
- Medium severity. CVSS v3 base score is 5.4 out of 10.