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VulnerabilityPublished

CVE-2026-65552: Export User Data (WordPress plugin) · Deserialization of Untrusted Data

Affects Export User Data (WordPress plugin)Source CVE Database V5

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Not known to be exploited · CVSS 9.8 Critical.

Data as of 5 Nov 2026, 00:01 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 46% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
qstudioExport User DataAffected
  • ≥ n/a, ≤ 2.2.6
Fixed in–

AI-suggested

Until an official fix is released, users should consider restricting access to the vulnerable functionality and applying any available workarounds recommended by the vendor. Monitor vendor channels for updates and apply patches promptly once available.

Description

CVE-2026-65552 is a critical vulnerability in qstudio's Export User Data product, affecting versions up to and including 2.2.6. It involves PHP object injection due to deserialization of untrusted data, classified under CWE-502. The vulnerability has a high CVSS score of 9.8, indicating severe impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.

References

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