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Vulnerabilities

Vulnerability · CVE-2020-10221

rConfig OS Command Injection Vulnerability

Published Mar 8, 2020 · catalog updated Jun 16, 2026 · rConfig rConfig

Patch now

CVE-2020-10221 is in the CISA known-exploited catalog, due May 3, 2022. Confirm rConfig rConfig against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High8.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
77.12%
Remediation
Remediation guidance
Affected products
cpe rconfig/rconfig · vendor rConfig rConfig

rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe rconfig/rconfigversion unspecified
  • vendor rConfig rConfigversion unspecified

How to fix CVE-2020-10221

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2020-10221 is in the CISA known-exploited catalog, due May 3, 2022. Confirm rConfig rConfig against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply updates per vendor instructions.

What should an analyst verify?

CWE-78: OS Command Injection. EPSS 77.12%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 8, 2020 · Catalog

    Detected

    rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 3, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.

Sources

  • CISA KEVConfirmed exploitationCVE-2020-10221

    rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2020-10221

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-10221

    30-day exploitation probability 77.1%

    first.org
  • Exploit DatabasePublic exploit reference48207

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-2020-10221

    lib/ajaxHandlers/ajaxAddTemplate.php in rConfig through 3.94 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the fileName POST parameter.

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/156687/rConfig-3.93-Authenticated-Remote-Code-Execution.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • VulnCheck KEVConfirmed exploitationCVE-2020-10221

    rConfig lib/ajaxHandlers/ajaxAddTemplate.php contains an OS command injection vulnerability that allows remote attackers to execute OS commands via shell metacharacters in the fileName POST parameter.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.