How severe is CVE-2020-29177?

CVE-2020-29177 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2020-29177 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29177?

CVE-2020-29177 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29177?

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-2020-29177 published?

CVE-2020-29177 was published on 2021-12-02 and last updated on 2026-06-17.

CVE-2020-29177

CVE-2020-29177 is a critical-severity vulnerability in Zblogcn Z-blogphp with a CVSS 3.x base score of 9.1. 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 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Zblogcn Z-blogphp
Published: 2021-12-02
Last modified: 2026-06-17

Description

Z-BlogPHP v1.6.1.2100 was discovered to contain an arbitrary file deletion vulnerability via \app_del.php.

Frequently asked questions

What is CVE-2020-29177?: Z-BlogPHP v1.6.1.2100 was discovered to contain an arbitrary file deletion vulnerability via \app_del.php.
How severe is CVE-2020-29177?: CVE-2020-29177 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2020-29177 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29177?: CVE-2020-29177 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29177?: 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-2020-29177 published?: CVE-2020-29177 was published on 2021-12-02 and last updated on 2026-06-17.

References

https://github.com/H9dawn/cve

Affected products (1)

cpe:2.3:a:zblogcn:z-blogphp:1.6.1.2100:*:*:*:*:*:*:*

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