How severe is CVE-2019-16722?

CVE-2019-16722 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-16722 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16722?

CVE-2019-16722 affects Zzzcms Zzzphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16722?

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-2019-16722 published?

CVE-2019-16722 was published on 2019-09-23 and last updated on 2026-06-17.

CVE-2019-16722

CVE-2019-16722 is a critical-severity vulnerability in Zzzcms Zzzphp with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Zzzcms Zzzphp
Published: 2019-09-23
Last modified: 2026-06-17

Description

ZZZCMS zzzphp v1.7.2 has an insufficient protection mechanism against PHP Code Execution, because passthru bypasses an str_ireplace operation.

Frequently asked questions

What is CVE-2019-16722?: ZZZCMS zzzphp v1.7.2 has an insufficient protection mechanism against PHP Code Execution, because passthru bypasses an str_ireplace operation.
How severe is CVE-2019-16722?: CVE-2019-16722 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-16722 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16722?: CVE-2019-16722 affects Zzzcms Zzzphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16722?: 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-2019-16722 published?: CVE-2019-16722 was published on 2019-09-23 and last updated on 2026-06-17.

References

http://www.iwantacve.cn/index.php/archives/348/

Affected products (1)

cpe:2.3:a:zzzcms:zzzphp:1.7.2:*:*:*:*:*:*:*

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