How severe is CVE-2025-48375?

CVE-2025-48375 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-48375 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-48375?

CVE-2025-48375 affects Schule111 Schule School Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-48375?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-48375 have an EU (EUVD) identifier?

Yes. CVE-2025-48375 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28213.

When was CVE-2025-48375 published?

CVE-2025-48375 was published on 2025-05-23 and last updated on 2026-06-17.

CVE-2025-48375

CVE-2025-48375 is a medium-severity vulnerability in Schule111 Schule School Management System with a CVSS 3.x base score of 5.3. 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-770.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.6
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-28213
Weakness: CWE-770
Affected product: Schule111 Schule School Management System
Published: 2025-05-23
Last modified: 2026-06-17

Description

Schule is open-source school management system software. Prior to version 1.0.1, the file forgot_password.php (or equivalent endpoint responsible for email-based OTP generation) lacks proper rate limiting controls, allowing attackers to abuse the OTP request functionality. This vulnerability can be exploited to send an excessive number of OTP emails, leading to potential denial-of-service (DoS) conditions or facilitating user harassment through email flooding. Version 1.0.1 fixes the issue.

Frequently asked questions

What is CVE-2025-48375?: Schule is open-source school management system software. Prior to version 1.0.1, the file forgot_password.php (or equivalent endpoint responsible for email-based OTP generation) lacks proper rate limiting controls, allowing attackers to abuse the OTP request functionality. This vulnerability can be exploited to send an excessive number of OTP emails, leading to potential denial-of-service (DoS) conditions or facilitating user harassment through email flooding. Version 1.0.1 fixes the issue.
How severe is CVE-2025-48375?: CVE-2025-48375 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-48375 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-48375?: CVE-2025-48375 affects Schule111 Schule School Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-48375?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-48375 have an EU (EUVD) identifier?: Yes. CVE-2025-48375 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28213.
When was CVE-2025-48375 published?: CVE-2025-48375 was published on 2025-05-23 and last updated on 2026-06-17.

References

https://github.com/schule111/Schule/security/advisories/GHSA-h3f2-mc85-67gc

Affected products (1)

cpe:2.3:a:schule111:schule_school_management_system:1.0.0:*:*:*:*:*:*:*

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