CVE-2021-47812: GravCMS 1.10.7 - Arbitrary YAML Write/Update (Unauthenticated) (2)
Getgrav · GravCMS
Affected: Getgrav GravCMS · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 82% of scored CVEs
DescriptionCVE.org
GravCMS 1.10.7 contains an unauthenticated vulnerability that allows remote attackers to write arbitrary YAML configuration and execute PHP code through the scheduler endpoint. Attackers can exploit the admin-nonce parameter to inject base64-encoded payloads and create malicious custom jobs with system command execution.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Getgrav · GravCMS1.10.7
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Getgrav
- Published
- January 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2021-47812 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.