CVE-2020-29553
Grav CMS Cross-Site Request Forgery (CSRF)
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
CVE-2020-29553- 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 - CVSS 2.0
- 5.1 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:P - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE List No score
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
CVE-2020-29553- Updated
- 2026-11-02
EUVDEUVD-2022-3820 No score
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
EUVD-2022-3820- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fqff-vcvx-68h3
Grav CMS Cross-Site Request Forgery (CSRF)
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
GHSA-fqff-vcvx-68h3- 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-352
- Updated
- 2026-11-02
OSV
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
CVE-2020-29553- 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
- 2026-11-02
OSVGHSA-fqff-vcvx-68h3
Grav CMS Cross-Site Request Forgery (CSRF)
The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website (CSRF).
- Record
GHSA-fqff-vcvx-68h3- 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-352
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
getgrav/gravPackagist |
1.7.0-beta.1 to 1.7.0-rc.17 | None known |
getgrav/gravPackagist |
before 1.6.30 | 1.6.30 |
getgrav/gravPackagist |
1.7.0-beta.1 to 1.7.0-rc.17, plus listed versions 1.7.0-beta.101.7.0-beta.21.7.0-beta.31.7.0-beta.41.7.0-beta.5 Show 20 moreShow less1.7.0-beta.61.7.0-beta.71.7.0-beta.81.7.0-beta.91.7.0-rc.11.7.0-rc.101.7.0-rc.111.7.0-rc.121.7.0-rc.131.7.0-rc.141.7.0-rc.151.7.0-rc.161.7.0-rc.21.7.0-rc.31.7.0-rc.41.7.0-rc.51.7.0-rc.61.7.0-rc.71.7.0-rc.81.7.0-rc.9 |
None known |
getgrav/gravPackagist |
before 1.6.30, plus listed versions 0.8.00.9.00.9.10.9.100.9.11 Show 45 moreShow less0.9.120.9.130.9.140.9.150.9.160.9.170.9.180.9.190.9.20.9.200.9.210.9.220.9.230.9.240.9.250.9.260.9.270.9.280.9.290.9.30.9.300.9.310.9.320.9.330.9.340.9.350.9.360.9.370.9.380.9.390.9.40.9.400.9.410.9.420.9.430.9.440.9.450.9.50.9.60.9.70.9.80.9.91.0.01.0.0-rc.11.0.0-rc.2 |
1.6.30 |
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-2020-29553 is a high vulnerability (CVSS 8.8) in Getgrav Grav Cms, published March 15, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.36%, the 71st percentile. Fixed in getgrav/grav 1.6.30.
References
Left out here: 137 versions. The JSON record has them.