How severe is CVE-2025-57240?

CVE-2025-57240 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-57240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-57240?

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

Does CVE-2025-57240 have an EU (EUVD) identifier?

Yes. CVE-2025-57240 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35706.

When was CVE-2025-57240 published?

CVE-2025-57240 was published on 2025-10-23 and last updated on 2026-06-17.

CVE-2025-57240

CVE-2025-57240 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35706
Weakness: CWE-79
Published: 2025-10-23
Last modified: 2026-06-17

Description

Cross site scripting (XSS) vulnerability in 17gz International Student service system 1.0 allows attackers to execute arbitrary code via the registration step.

Frequently asked questions

What is CVE-2025-57240?: Cross site scripting (XSS) vulnerability in 17gz International Student service system 1.0 allows attackers to execute arbitrary code via the registration step.
How severe is CVE-2025-57240?: CVE-2025-57240 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-57240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-57240?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-57240 have an EU (EUVD) identifier?: Yes. CVE-2025-57240 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35706.
When was CVE-2025-57240 published?: CVE-2025-57240 was published on 2025-10-23 and last updated on 2026-06-17.

References

https://github.com/samllpotato1/xss/blob/main/xss.txt

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