How severe is CVE-2026-3981?

CVE-2026-3981 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-2026-3981 being actively exploited?

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

What products are affected by CVE-2026-3981?

CVE-2026-3981 affects Unguardable Online Doctor Appointment System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-3981?

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-2026-3981 have an EU (EUVD) identifier?

Yes. CVE-2026-3981 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11527.

When was CVE-2026-3981 published?

CVE-2026-3981 was published on 2026-03-12 and last updated on 2026-06-17.

CVE-2026-3981

CVE-2026-3981 is a high-severity vulnerability in Unguardable Online Doctor Appointment System 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-89.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11527
Weakness: CWE-89
Affected product: Unguardable Online Doctor Appointment System
Published: 2026-03-12
Last modified: 2026-06-17

Description

A vulnerability was found in itsourcecode Online Doctor Appointment System 1.0. Affected is an unknown function of the file /admin/doctor_action.php. Performing a manipulation of the argument ID results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Frequently asked questions

What is CVE-2026-3981?: A vulnerability was found in itsourcecode Online Doctor Appointment System 1.0. Affected is an unknown function of the file /admin/doctor_action.php. Performing a manipulation of the argument ID results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.
How severe is CVE-2026-3981?: CVE-2026-3981 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-2026-3981 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3981?: CVE-2026-3981 affects Unguardable Online Doctor Appointment System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-3981?: 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-2026-3981 have an EU (EUVD) identifier?: Yes. CVE-2026-3981 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11527.
When was CVE-2026-3981 published?: CVE-2026-3981 was published on 2026-03-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:unguardable:online_doctor_appointment_system:1.0:*:*:*:*:*:*:*

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CVE-2026-3980 — High (CVSS 7.3): A vulnerability has been found in itsourcecode Online Doctor Appointment System 1.0. This impacts an unknown function…
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