How severe is CVE-2025-11956?

CVE-2025-11956 has a CVSS 3.x base score of 8.9, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2025-11956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-11956?

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-2025-11956 have an EU (EUVD) identifier?

Yes. CVE-2025-11956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37982.

When was CVE-2025-11956 published?

CVE-2025-11956 was published on 2025-11-06 and last updated on 2026-06-17.

CVE-2025-11956

CVE-2025-11956 is a high-severity vulnerability with a CVSS 3.x base score of 8.9. 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: High (CVSS 3.x base score 8.9)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37982
Weakness: CWE-79
Published: 2025-11-06
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Proliz Software Ltd. Co. OBS (Student Affairs Information System) allows Stored XSS. This issue affects OBS (Student Affairs Information System): before 25.0401.

Frequently asked questions

What is CVE-2025-11956?: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Proliz Software Ltd. Co. OBS (Student Affairs Information System) allows Stored XSS. This issue affects OBS (Student Affairs Information System): before 25.0401.
How severe is CVE-2025-11956?: CVE-2025-11956 has a CVSS 3.x base score of 8.9, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2025-11956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-11956?: 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-2025-11956 have an EU (EUVD) identifier?: Yes. CVE-2025-11956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37982.
When was CVE-2025-11956 published?: CVE-2025-11956 was published on 2025-11-06 and last updated on 2026-06-17.

References

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