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VulnerabilityPublished Updated

CVE-2026-2749: Centreon Open Tickets on Central Server · Path Traversal

Affects Centreon Open Tickets on Central ServerSource CVE Database V5

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Not known to be exploited · CVSS 9.9 Critical : upgrade to 25.10.3 as a priority.

Data as of 29 Oct 2026, 19:04 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 25.10.3, 24.10.8, 24.04.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 Feb 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    Public exploit code: GitHub proofs of concept

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade Centreon Open Tickets on Central Server to 25.10.3; centreon/centreon-open-tickets to 25.10.3, 24.10.8 or 24.04.7.

Affected software

ProductAffectedFixed in
CentreonCentreon Open Tickets on Central ServerAffected
  • ≥ all, < 25.10.3, 24.10.8, 24.04.7
Fixed in
  • 25.10.3
Centreoncentreon/centreon-open-ticketspkg:deb/centreon/centreon-open-ticketsOther threatsAffected
  • <25.10.3
  • <24.10.8
  • <24.04.7
Fixed in
  • 25.10.3
  • 24.10.8
  • 24.04.7

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

To mitigate CVE-2026-2749, organizations should immediately upgrade Centreon Open Tickets on Central Server to versions 25.10.3, 24.10.8, or 24.04.7 or later where the vulnerability is patched. In the absence of immediate patching, restrict network access to Centreon servers by implementing firewall rules limiting connections to trusted IP addresses and networks. Enforce strict role-based access controls to minimize privileges for users interacting with the Open Tickets module. Monitor logs and network traffic for unusual activity indicative of exploitation attempts, such as unexpected privilege escalations or anomalous ticket modifications. Conduct regular vulnerability assessments and penetration testing focused on Centreon components. Additionally, segment Centreon servers from critical production systems to contain potential breaches. Maintain up-to-date backups of Centreon configurations and ticket data to enable recovery in case of compromise. Engage with Centreon support and security advisories for ongoing updates and guidance.

Description

Vulnerability in Centreon Centreon Open Tickets on Central Server on Linux (Centroen Open Ticket modules).This issue affects Centreon Open Tickets on Central Server: from all before 25.10.3, 24.10.8, 24.04.7.

References

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