How severe is CVE-2020-25730?

CVE-2020-25730 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2020-25730 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25730?

CVE-2020-25730 affects Zoneminder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25730?

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-2020-25730 have an EU (EUVD) identifier?

Yes. CVE-2020-25730 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-18383.

When was CVE-2020-25730 published?

CVE-2020-25730 was published on 2024-04-04 and last updated on 2026-06-17.

CVE-2020-25730

CVE-2020-25730 is a high-severity vulnerability in Zoneminder with a CVSS 3.x base score of 8.2. 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 8.2)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-18383
Weakness: CWE-79
Affected product: Zoneminder
Published: 2024-04-04
Last modified: 2026-06-17

Description

Cross Site Scripting (XSS) vulnerability in ZoneMinder before version 1.34.21, allows remote attackers execute arbitrary code, escalate privileges, and obtain sensitive information via PHP_SELF component in classic/views/download.php.

Frequently asked questions

What is CVE-2020-25730?: Cross Site Scripting (XSS) vulnerability in ZoneMinder before version 1.34.21, allows remote attackers execute arbitrary code, escalate privileges, and obtain sensitive information via PHP_SELF component in classic/views/download.php.
How severe is CVE-2020-25730?: CVE-2020-25730 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2020-25730 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25730?: CVE-2020-25730 affects Zoneminder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25730?: 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-2020-25730 have an EU (EUVD) identifier?: Yes. CVE-2020-25730 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-18383.
When was CVE-2020-25730 published?: CVE-2020-25730 was published on 2024-04-04 and last updated on 2026-06-17.

References

https://github.com/ZoneMinder/zoneminder/commit/9268db14a79c4ccd444c2bf8d24e62b13207b413

Affected products (1)

cpe:2.3:a:zoneminder:zoneminder:*:*:*:*:*:*:*:*

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