How severe is CVE-2020-29176?

CVE-2020-29176 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-29176 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29176?

CVE-2020-29176 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29176?

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-2020-29176 published?

CVE-2020-29176 was published on 2021-12-02 and last updated on 2026-06-17.

CVE-2020-29176

CVE-2020-29176 is a high-severity vulnerability in Zblogcn Z-blogphp with a CVSS 3.x base score of 7.8. 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 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Zblogcn Z-blogphp
Published: 2021-12-02
Last modified: 2026-06-17

Description

An arbitrary file upload vulnerability in Z-BlogPHP v1.6.1.2100 allows attackers to execute arbitrary code via a crafted JPG file.

Frequently asked questions

What is CVE-2020-29176?: An arbitrary file upload vulnerability in Z-BlogPHP v1.6.1.2100 allows attackers to execute arbitrary code via a crafted JPG file.
How severe is CVE-2020-29176?: CVE-2020-29176 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-29176 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29176?: CVE-2020-29176 affects Zblogcn Z-blogphp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29176?: 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-2020-29176 published?: CVE-2020-29176 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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