CVE-2021-35290
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code...
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
- Record
CVE-2021-35290- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE ListNo score
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
- Record
CVE-2021-35290- Updated
- 2026-11-02
EUVDEUVD-2021-21933
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
- Record
EUVD-2021-21933- CVSS
- 0.0 None
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8f3r-q7cm-3cgc
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code...
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
- Record
GHSA-8f3r-q7cm-3cgc- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
OSV
File Upload vulnerability in balerocms-src 0.8.3 allows remote attackers to run arbitrary code via rich text editor on /admin/main/mod-blog page.
- Record
CVE-2021-35290- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-10
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-35290 is a high vulnerability (CVSS 7.2) in Balero Cms Project Cms, published February 24, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.93%, the 61st percentile. No source names a fixed version.