CVE-2021-28115
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback...
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
- Record
CVE-2021-28115- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
- Record
CVE-2021-28115- Updated
- 2026-11-02
EUVDEUVD-2021-14816 No score
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
- Record
EUVD-2021-14816- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fqp8-jg9q-g5qc No score
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback...
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
- Record
GHSA-fqp8-jg9q-g5qc- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
The OUGC Feedback plugin before 1.8.23 for MyBB allows XSS via the comment field of feedback during an edit operation.
- Record
CVE-2021-28115- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-28115 is a medium vulnerability (CVSS 6.1) in Ougc Feedback Project Feedback, published March 9, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. No source names a fixed version.