How severe is CVE-2024-8853?

CVE-2024-8853 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-2024-8853 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-8853?

CVE-2024-8853 affects Medialibs Webo-facto. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-8853?

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.

Does CVE-2024-8853 have an EU (EUVD) identifier?

Yes. CVE-2024-8853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49436.

When was CVE-2024-8853 published?

CVE-2024-8853 was published on 2024-09-20 and last updated on 2026-06-17.

CVE-2024-8853

CVE-2024-8853 is a critical-severity vulnerability in Medialibs Webo-facto 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-269.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-49436
Weakness: CWE-269
Affected product: Medialibs Webo-facto
Published: 2024-09-20
Last modified: 2026-06-17

Description

The Webo-facto plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 1.40 due to insufficient restriction on the 'doSsoAuthentification' function. This makes it possible for unauthenticated attackers to make themselves administrators by registering with a username that contains '-wfuser'.

Frequently asked questions

What is CVE-2024-8853?: The Webo-facto plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 1.40 due to insufficient restriction on the 'doSsoAuthentification' function. This makes it possible for unauthenticated attackers to make themselves administrators by registering with a username that contains '-wfuser'.
How severe is CVE-2024-8853?: CVE-2024-8853 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-2024-8853 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-8853?: CVE-2024-8853 affects Medialibs Webo-facto. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-8853?: 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.
Does CVE-2024-8853 have an EU (EUVD) identifier?: Yes. CVE-2024-8853 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49436.
When was CVE-2024-8853 published?: CVE-2024-8853 was published on 2024-09-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:medialibs:webo-facto:*:*:*:*:*:wordpress:*:*

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