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CVE-2026-117466

Improper privilege management in Octopus Deploy Octopus Server

CVSS score

8.6

EPSS probability

—

Risk score

0.9

Published

3 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.

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Vulnerability description

DayBreach AI Explanation

Verified against sources

Privilege Escalation Vulnerability in Octopus Deploy Octopus Server

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

Due to improper privilege management in Octopus Server, a user holding the System Manager role can escalate their privileges to full system Administrator. According to S0 and S1, affected versions are 2019.0.0 through 2026.2.13469 and 2026.3.0 through 2026.3.15863.

Why does it matter?

This high-severity vulnerability allows accounts with existing System Manager privileges to gain full administrative control over the entire server. According to S0, the patch status is currently unknown.

What should be done?

  • Monitor official vendor advisories
  • Review the vendor advisory page
  • Follow vendor guidance as the patch status remains unknown
Chain of evidence and sources3 verified claims

Octopus Server uygulamasında System Manager rolüne sahip bir kullanıcı yetkilerini tam sistem Administrator seviyesine yükseltebilir.

S0 · daybreach-canonicalS1 · cvelist

Zafiyetin CVSS taban puanı 8.6 olup yüksek önem derecesine sahiptir.

S0 · daybreach-canonicalS1 · cvelist

Etkilenen sürümler 2019.0.0 ile 2026.2.13469 arası ve 2026.3.0 ile 2026.3.15863 arasındadır.

S0 · daybreach-canonicalS1 · cvelist
Show the technical text from the sources

In affected versions of Octopus Server, a user holding the System Manager role could escalate their privileges to full system Administrator.

CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CWE: CWE-269

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-117466 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Octopus DeployOctopus 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
8.6CVSS V4_0HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NCVE CNA
8.6CVSS V40HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD

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-2026-117466 is associated with the following CWEs:

CWE-269: Common Weakness Enumeration Entry CWE-269

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-2026-117466 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://advisories.octopus.com/post/2026/sa2026-17vendor-advisory

CVSS Vector Radar Chart

8.6 / 10
Attack VectorNetworkComplexityLowPrivilegesHighUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh privileges
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama durumu bilinmiyor

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

Follow the vendor

OD
Octopus Deploy logo
Octopus Deploy

Weakness Type (CWE & CAPEC)

CWE-269

Similar Vulnerabilities

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CVE-2026-117466 · Improper privilege management in Octopus…