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PatchSiren cyber security CVE debrief

CVE-2026-65434 yoomoney CVE debrief

A Subscriber Sensitive Data Exposure vulnerability exists in ЮKassa для WooCommerce plugin versions up to 2.16.1. The vulnerability has a CVSS score of 6.5 and a severity of MEDIUM. This type of vulnerability can lead to unauthorized access to sensitive subscriber data. Users of affected versions should be aware of this vulnerability and take necessary actions to mitigate it. The CVE record was published on 2026-07-27T15:17:08.620Z and last modified on 2026-07-27T17:46:02.447Z.

Vendor
yoomoney
Product
ЮKassa для WooCommerce
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-27
Original CVE updated
2026-07-27
Advisory published
2026-07-27
Advisory updated
2026-07-27

Who should care

Users of ЮKassa для WooCommerce plugin versions up to 2.16.1 should be aware of this vulnerability and take necessary actions to mitigate it. This includes administrators, security teams, and operators responsible for maintaining and securing affected systems. Vulnerability management and security teams should review and implement compensating controls to detect and prevent sensitive data exposure.

Technical summary

The CVE-2026-65434 vulnerability is a Subscriber Sensitive Data Exposure issue in the ЮKassa для WooCommerce plugin. The vulnerability has been assigned a CVSS score of 6.5 and a severity of MEDIUM. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. This vulnerability can be exploited by attackers with low privileges and can lead to high confidentiality impacts.

Defensive priority

Medium priority, as the vulnerability has a MEDIUM severity and a CVSS score of 6.5. However, given the potential for sensitive data exposure, defenders should prioritize reviewing and mitigating this vulnerability in affected systems.

Recommended defensive actions

  • Update ЮKassa для WooCommerce plugin to a version that is not vulnerable
  • Review and monitor plugin usage and configurations
  • Implement compensating controls to detect and prevent sensitive data exposure
  • Review relevant monitoring, detection, and logs for exposed assets that need extra review
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The vulnerability was reported by [email protected] and has been documented in the NVD database. The CVE record was published on 2026-07-27T15:17:08.620Z and last modified on 2026-07-27T17:46:02.447Z. Evidence is limited to public sources and may not reflect the full scope or impact of the vulnerability. Defenders should verify affected systems and review official advisories for further details.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-65434 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-65434

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-65434 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-65434

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.