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Back to active CVEs
Critical · CVSS 8.7CVE-2026-65646

CISA ADP VulnrichmentCVE-2026-65646

Answer in brief

CVE-2026-65646 records a Critical severity (CVSS 8.7) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps WebPros/Plesk (generic), WebPros/Plesk (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 26, 2026Updated Sep 11, 2026Source checked Oct 11, 2026First seen by HOL Aug 26, 2026Material review Sep 11, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 8.7
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 8.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps WebPros/Plesk (generic), WebPros/Plesk (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
WebPros/Pleskgeneric>=0 <18.0.79.8 || >=18.0.80 <18.0.80.418.0.79.8, 18.0.80.4
WebPros/Pleskgeneric>=0 <18.0.79.11 || >=18.0.80 <18.0.80.718.0.79.11, 18.0.80.7

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for WebPros/Plesk, WebPros/Plesk.
  2. 2Review the reported fix. Update WebPros/Plesk to 18.0.79.8; WebPros/Plesk to 18.0.79.11 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Aug 26, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 26, 2026

Sources and claim methodology

  • Source referencesupport.plesk.com
Upstream source description

Improper neutralization of special elements in in Plesk's DNS zone management functionality allows remote authenticated users to disclose arbitrary local files and escalate privileges.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • erzhongxmu Jeewms Autocomplete Data JeecgFormDemoController.java getTreeData sql injectionAlso CWE-74
  • erzhongxmu JEEWMS WmOmNoticeHController.java docheck sql injectionAlso CWE-74
  • Channel tokens and organization API key exposed in API responsesSame generic ecosystem
  • zhayujie CowAgent Web Console upload read denial of serviceSame generic ecosystem
  • zhayujie CowAgent Media Download memory allocationSame generic ecosystem
  • zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resourcesSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-74
Source
CVE List V5
Source checked
Oct 11, 2026
References
1 linked source
Open source record