How severe is CVE-2023-43979?

CVE-2023-43979 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-2023-43979 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-43979?

CVE-2023-43979 affects Prestahero Ybc Blog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-43979?

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-2023-43979 published?

CVE-2023-43979 was published on 2023-11-15 and last updated on 2026-06-17.

CVE-2023-43979

CVE-2023-43979 is a critical-severity vulnerability in Prestahero Ybc Blog 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. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Prestahero Ybc Blog
Published: 2023-11-15
Last modified: 2026-06-17

Description

ETS Soft ybc_blog before v4.4.0 was discovered to contain a SQL injection vulnerability via the component Ybc_blogBlogModuleFrontController::getPosts().

Frequently asked questions

What is CVE-2023-43979?: ETS Soft ybc_blog before v4.4.0 was discovered to contain a SQL injection vulnerability via the component Ybc_blogBlogModuleFrontController::getPosts().
How severe is CVE-2023-43979?: CVE-2023-43979 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-2023-43979 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-43979?: CVE-2023-43979 affects Prestahero Ybc Blog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-43979?: 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-2023-43979 published?: CVE-2023-43979 was published on 2023-11-15 and last updated on 2026-06-17.

References

https://security.friendsofpresta.org/modules/2023/11/14/ybc_blog.html

Affected products (1)

cpe:2.3:a:prestahero:ybc_blog:*:*:*:*:*:prestashop:*:*

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