CVE-2019-20483 json
An issue was discovered in Viki Vera 4.9.1.26180.
published 2021-01-05 5 y ago modified 2026-06-17 4 mo ago also EUVD-2019-11027
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 45%
- public exploits
- 0
- none known
Summary
An issue was discovered in Viki Vera 4.9.1.26180. An attacker could set a user's last name to an XSS Payload, and read another user's cookie and use that to login to the application.
Exploit prediction
0.55% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- gosecure.net https://www.gosecure.net/blog/2020/12/15/vera-stored-xss-improper-access-control/ 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
-
gosecure.net
/blog/2020/12/15/vera-stored-xss-improper-access-control/
exploit, third-party-advisory
Sources
- CVE List CVE-2019-20483
- NVD CVE-2019-20483
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