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CVE-2026-51879

Broken access control

9.1 CRITICALEPSS 0.28%
  1. Published1 Oct 2026

Description

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TutorBotManager.write_bot_file. A remote caller can enumerate bot IDs and overwrite another bot's whitelisted control files through the HTTP tutorbot file route.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-51879 being actively exploited?

CVE-2026-51879 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.28%.

How severe is CVE-2026-51879?

CVE-2026-51879 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.28% probability of exploitation.

How do I fix CVE-2026-51879?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-51879 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.