How severe is CVE-2025-36558?

CVE-2025-36558 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-2025-36558 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-36558?

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

Does CVE-2025-36558 have an EU (EUVD) identifier?

Yes. CVE-2025-36558 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13267.

When was CVE-2025-36558 published?

CVE-2025-36558 was published on 2025-05-01 and last updated on 2026-06-17.

CVE-2025-36558

CVE-2025-36558 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-97.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-13267
Weakness: CWE-97
Published: 2025-05-01
Last modified: 2026-06-17

Description

KUNBUS PiCtory version 2.11.1 and earlier are vulnerable to a cross-site-scripting attack via the sso_token used for authentication. If an attacker provides the user with a PiCtory URL containing an HTML script as an sso_token, that script will reply to the user and be executed.

Frequently asked questions

What is CVE-2025-36558?: KUNBUS PiCtory version 2.11.1 and earlier are vulnerable to a cross-site-scripting attack via the sso_token used for authentication. If an attacker provides the user with a PiCtory URL containing an HTML script as an sso_token, that script will reply to the user and be executed.
How severe is CVE-2025-36558?: CVE-2025-36558 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-2025-36558 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-36558?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-36558 have an EU (EUVD) identifier?: Yes. CVE-2025-36558 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13267.
When was CVE-2025-36558 published?: CVE-2025-36558 was published on 2025-05-01 and last updated on 2026-06-17.

References

Other CWE-97 vulnerabilities

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