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CVE

CVE-2026-44849

Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer
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CVE

CVE-2026-44849

Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer

Portainer has an endpoint security bypass via Swarm service create/update in github.com/portainer/portainer.

NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.

(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)

The additional affected modules and versions are: github.com/portainer/portainer from v2.33.0 before v2.33.8, from v2.39.0 before v2.39.2, from v2.40.0 before v2.41.0.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.4
-
4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:X
C
H
U
0
-
C
H
U
-

Related Resources

No items found.

References

https://github.com/portainer/portainer/security/advisories/GHSA-5fxq-qcf3-244w, https://nvd.nist.gov/vuln/detail/CVE-2026-44849, https://github.com/portainer/portainer/releases/tag/2.33.8, https://github.com/portainer/portainer/releases/tag/2.39.2, https://github.com/portainer/portainer/releases/tag/2.41.0

Severity

8.8

CVSS Score
0
10

Basic Information

Base CVSS
8.8
EPSS Probability
0.00347%
EPSS Percentile
0.27543%
Introduced Version
0
Fix Available

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