CVE-2021-34076
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain...
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain escalated privileges via crafted zip file upload.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- 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 PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain escalated privileges via crafted zip file upload.
- Record
CVE-2021-34076- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE List
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain escalated privileges via crafted zip file upload.
- Record
CVE-2021-34076- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
EUVDEUVD-2021-20746
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain escalated privileges via crafted zip file upload.
- Record
EUVD-2021-20746- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3jjm-rj9f-57mr
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain...
File Upload vulnerability in PHPOK 5.7.140 allows remote attackers to run arbitrary code and gain escalated privileges via crafted zip file upload.
- Record
GHSA-3jjm-rj9f-57mr- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34076 is a high vulnerability (CVSS 8.8) in Phpok, published May 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. No source names a fixed version.