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Vulnerabilities

Vulnerability · CVE-2026-82222

Unauthenticated PHP Object Injection to Remote Code Execution on GiveWP

Published Aug 28, 2026 · catalog updated Aug 31, 2026 · Unauthenticated PHP Object Injection

Patch now

CVE-2026-82222 is in the CISA known-exploited catalog. Confirm Unauthenticated PHP Object Injection against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Unauthenticated PHP Object Injection).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
2.25%
Remediation
Remediation guidance
Affected products
vendor givewp givewp

This blog post is about an unauthenticated remote code execution vulnerability in the GiveWP plugin. An attacker with no account can run arbitrary commands on the server of a GiveWP site that has one published donation form and one active payment gateway which, on the versions where the chain is fully reachable, describes a default […]

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.

  • vendor givewp givewpversion unspecified

How to fix CVE-2026-82222

What to do

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

Should you patch?

CVE-2026-82222 is in the CISA known-exploited catalog. Confirm Unauthenticated PHP Object Injection 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 remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 2.25%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

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. Aug 28, 2026 · Patchstack Database

    Detected

    This blog post is about an unauthenticated remote code execution vulnerability in the GiveWP plugin. An attacker with no account can run arbitrary commands on the server of a GiveWP site that has one published donation form and one active payment gateway which, on the versions where the chain is fully reachable, describes a default […]

  2. Aug 31, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  3. Aug 31, 2026 · VulnCheck KEV

    Updated

    Deserialization of Untrusted Data vulnerability in Liquid Web / StellarWP GiveWP allows Object Injection. This issue affects GiveWP: from n/a through 4.16.7.1. Initial-access exploit intelligence.

Sources

  • CVE.orgVulnerability recordCVE-2026-82222

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-82222

    30-day exploitation probability 2.3%

    first.org
  • Nuclei TemplatesDetection templateCVE-2026-82222

    CVE-2026-82222 has a public Nuclei detection template.

    github.com
  • Patchstack DatabaseVendor advisoryCVE-2026-82222

    This blog post is about an unauthenticated remote code execution vulnerability in the GiveWP plugin. An attacker with no account can run arbitrary commands on the server of a GiveWP site that has one published donation form and one active payment gateway which, on the versions wh

    patchstack.com
  • VulnCheck KEVConfirmed exploitationCVE-2026-82222

    Deserialization of Untrusted Data vulnerability in Liquid Web / StellarWP GiveWP allows Object Injection. This issue affects GiveWP: from n/a through 4.16.7.1.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.