How severe is CVE-2018-9153?

CVE-2018-9153 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-9153 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9153?

CVE-2018-9153 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-9153?

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.

When was CVE-2018-9153 published?

CVE-2018-9153 was published on 2018-04-16 and last updated on 2026-06-17.

CVE-2018-9153

CVE-2018-9153 is a high-severity vulnerability in Zblogcn Z-blogphp with a CVSS 3.x base score of 7.2. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Zblogcn Z-blogphp
Published: 2018-04-16
Last modified: 2026-06-17

Description

The plugin upload component in Z-BlogPHP 1.5.1 allows remote attackers to execute arbitrary PHP code via the app_id parameter to zb_users/plugin/AppCentre/plugin_edit.php because of an unanchored regular expression, a different vulnerability than CVE-2018-8893. The component must be accessed directly by an administrator, or through CSRF.

Frequently asked questions

What is CVE-2018-9153?: The plugin upload component in Z-BlogPHP 1.5.1 allows remote attackers to execute arbitrary PHP code via the app_id parameter to zb_users/plugin/AppCentre/plugin_edit.php because of an unanchored regular expression, a different vulnerability than CVE-2018-8893. The component must be accessed directly by an administrator, or through CSRF.
How severe is CVE-2018-9153?: CVE-2018-9153 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-9153 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9153?: CVE-2018-9153 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-9153?: 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.
When was CVE-2018-9153 published?: CVE-2018-9153 was published on 2018-04-16 and last updated on 2026-06-17.

References

https://xz.aliyun.com/t/2277

Affected products (1)

cpe:2.3:a:zblogcn:z-blogphp:1.5.1:*:*:*:*:*:*:*

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