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CVE-2026-85965

Use-after-free in Progress MarkLogic Server JavaScript engine integration

CVSS score

8.0

EPSS probability

—

Risk score

0.8

Published

7 h ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

Memory Safety Vulnerability in Progress MarkLogic Server

Sources read

2

Source agreement

Tam uyum

Evidence confidence

%63

Short explanation

CVE-2026-85965 is a use-after-free vulnerability in the Progress MarkLogic Server JavaScript engine integration, which can result in memory corruption and server instability in affected releases.

Why does it matter?

This vulnerability carries a high CVSS score and presents risks of memory corruption and process failure in affected server components.

What should be done?

  • Follow official vendor advisories
  • Review vendor bulletins for update and patch availability
Chain of evidence and sources2 verified claims

Progress MarkLogic Server sürümlerinde JavaScript motoru entegrasyonuna bağlı bellek güvenliği kusurları bulunmaktadır.

S0 · daybreach-canonicalS1 · cvelistS2 · nvd

İncelenen resmî kaynaklarda yama durumu şu an için UNKNOWN seviyesindedir.

S0 · daybreach-canonical
Show the technical text from the sources

Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 contain memory-safety defects in the JavaScript engine integration that could result in memory corruption, controlled process failure, or server instability.

CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CWE: CWE-416

Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-85965 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Progress Software CorporationMarkLogic Server View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
8.0CVSS V31HIGHCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:HNVD
8.0CVSS V3_1HIGHCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:HCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85965 is associated with the following CWEs:

CWE-416: Use After Free

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-85965 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
UserGerekmiyor

Official Sources and Advisories

https://community.progress.com/s/article/Marklogic-Critical-Security-Alert-Bulletin-October-2026vendor-advisory

CVSS Vector Radar Chart

8.0 / 10
Attack VectorNetworkComplexityHighPrivilegesHighUser Interact.NoneConfidentialityHighIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredHigh privileges
User InteractionNone required
Confidentiality (Gizlilik)High
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

PS
Progress Software Corporation logo
Progress Software Corporation

Weakness Type (CWE & CAPEC)

CWE-416

Similar Vulnerabilities

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CVE-2026-85965 · Use-after-free in Progress MarkLogic Server JavaScript engine integration · DayBreach