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CVE-2026-5553

MEDIUMCVSS 6.3/10EPSS 0.26%

Last modified

CVE-2026-5553 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A vulnerability was identified in itsourcecode Online Cellphone System 1.0. Affected by this vulnerability is an unknown functionality of the file /cp/available.php of the component Parameter Handler. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

A vulnerability was identified in itsourcecode Online Cellphone System 1.0. Affected by this vulnerability is an unknown functionality of the file /cp/available.php of the component Parameter Handler. Such manipulation of the argument Name leads to sql injection. The attack can be launched remotely. The exploit is publicly available and might be used.

Metrics

CVSS 3.1
6.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS 4.0
2.1/10

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

EPSS Probability
0.26%

17.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-5553?
A vulnerability was identified in itsourcecode Online Cellphone System 1.0. Affected by this vulnerability is an unknown functionality of the file /cp/available.php of the component Parameter Handler. Such manipulation of the argument Name leads to sql injection. The attack can be launched remotely. The exploit is publicly available and might be used.
How severe is CVE-2026-5553?
CVE-2026-5553 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2026-5553?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST