VulnerabilityModified
CVE-2021-36440
Unrestricted File Upload in ShowDoc v2.9.5 allows remote attackers to execute arbitrary code via the 'file_url' parameter in the component AdminUpdateController.class.php'.
CRITICAL 9.8EPSS 4.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Unrestricted File Upload in ShowDoc v2.9.5 allows remote attackers to execute arbitrary code via the 'file_url' parameter in the component AdminUpdateController.class.php'.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.76% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- showdoc/showdoc
- Source
- cve@mitre.org
References
- https://github.com/star7th/showdoc/issues/1406Exploit, Issue Tracking, Third Party Advisory
- https://github.com/star7th/showdoc/issues/1406Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.