How severe is CVE-2026-9355?

CVE-2026-9355 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-9355 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-9355?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-9355 have an EU (EUVD) identifier?

Yes. CVE-2026-9355 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31569.

When was CVE-2026-9355 published?

CVE-2026-9355 was published on 2026-05-24 and last updated on 2026-06-17.

CVE-2026-9355

CVE-2026-9355 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31569
Weakness: CWE-74
Published: 2026-05-24
Last modified: 2026-06-17

Description

A flaw has been found in SourceCodester Hospitals Patient Records Management System 1.0. The impacted element is an unknown function of the file /classes/Master.php?f=save_patient_history. This manipulation of the argument ID causes sql injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.

Frequently asked questions

What is CVE-2026-9355?: A flaw has been found in SourceCodester Hospitals Patient Records Management System 1.0. The impacted element is an unknown function of the file /classes/Master.php?f=save_patient_history. This manipulation of the argument ID causes sql injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.
How severe is CVE-2026-9355?: CVE-2026-9355 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-9355 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-9355?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-9355 have an EU (EUVD) identifier?: Yes. CVE-2026-9355 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31569.
When was CVE-2026-9355 published?: CVE-2026-9355 was published on 2026-05-24 and last updated on 2026-06-17.

References

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