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CVE-2026-39117

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0...

9.8 Critical

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.75%Unchanged since Sep 30, 2026
90%50%10%1%

What each source reports

CVE List Score used9.8

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Record
CVE-2026-39117
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-94
Updated
2026-11-02
EUVDEUVD-2026-894169.8

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Record
EUVD-2026-89416
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-5jqg-2w8m-7xpm9.8

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0...

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Record
GHSA-5jqg-2w8m-7xpm
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-94
Updated
2026-11-02
NVD9.8

An issue in AltumCode 66Uptime before v.54.0.0 and 66Uptime ping-servers plugin before v.2.0.0 allows a remote attacker to execute arbitrary code via the index.php

Record
CVE-2026-39117
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-94
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-39117 is a critical vulnerability (CVSS 9.8), published September 29, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. No source names a fixed version.

References

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