CVE-2020-25902 json
Blackboard Collaborate Ultra 20.02 is affected by a cross-site scripting (XSS) vulnerability.
published 5y ago modified 4mo ago also EUVD-2020-18534
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 53%
- public exploits
- 0
- none known
Summary
Blackboard Collaborate Ultra 20.02 is affected by a cross-site scripting (XSS) vulnerability. The XSS payload will execute on the class room, which leads to stealing cookies from users who join the class. NOTE: Third-parties dispute the validity of this entry as a possible false positive during research
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0.69% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-09).
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
-
blackboard.com
/teaching-learning/collaboration-web-conferencing/blackboard-collaborate
product, vendor-advisory
-
github.com
/Lawyer-1/Turki/blob/main/CVE-2020-25902.md
broken-link
Sources
- CVE List CVE-2020-25902
- NVD CVE-2020-25902
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