How severe is CVE-2023-26034?

CVE-2023-26034 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-26034 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26034?

CVE-2023-26034 affects Zoneminder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26034?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-26034 published?

CVE-2023-26034 was published on 2023-02-25 and last updated on 2026-06-17.

CVE-2023-26034

CVE-2023-26034 is a critical-severity vulnerability in Zoneminder with a CVSS 3.x base score of 9.6. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Zoneminder
Published: 2023-02-25
Last modified: 2026-06-17

Description

ZoneMinder is a free, open source Closed-circuit television software application for Linux which supports IP, USB and Analog cameras. Versions prior to 1.36.33 and 1.37.33 are affected by a SQL Injection vulnerability. The (blind) SQL Injection vulnerability is present within the `filter[Query][terms][0][attr]` query string parameter of the `/zm/index.php` endpoint. A user with the View or Edit permissions of Events may execute arbitrary SQL. The resulting impact can include unauthorized data access (and modification), authentication and/or authorization bypass, and remote code execution.

Frequently asked questions

What is CVE-2023-26034?: ZoneMinder is a free, open source Closed-circuit television software application for Linux which supports IP, USB and Analog cameras. Versions prior to 1.36.33 and 1.37.33 are affected by a SQL Injection vulnerability. The (blind) SQL Injection vulnerability is present within the `filter[Query][terms][0][attr]` query string parameter of the `/zm/index.php` endpoint. A user with the View or Edit permissions of Events may execute arbitrary SQL. The resulting impact can include unauthorized data access (and modification), authentication and/or authorization bypass, and remote code execution.
How severe is CVE-2023-26034?: CVE-2023-26034 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-26034 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26034?: CVE-2023-26034 affects Zoneminder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26034?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-26034 published?: CVE-2023-26034 was published on 2023-02-25 and last updated on 2026-06-17.

References

https://github.com/ZoneMinder/zoneminder/security/advisories/GHSA-222j-wh8m-xjrx

Affected products (1)

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

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