How severe is CVE-2023-34960?

CVE-2023-34960 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-2023-34960 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 99% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34960?

CVE-2023-34960 affects Chamilo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34960?

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-2023-34960 published?

CVE-2023-34960 was published on 2023-08-01 and last updated on 2026-07-05.

CVE-2023-34960

CVE-2023-34960 is a critical-severity vulnerability in Chamilo with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 99% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 99% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Chamilo
Published: 2023-08-01
Last modified: 2026-07-05

Description

A command injection vulnerability in the wsConvertPpt component of Chamilo v1.11.* up to v1.11.18 allows attackers to execute arbitrary commands via a SOAP API call with a crafted PowerPoint name.

Frequently asked questions

What is CVE-2023-34960?: A command injection vulnerability in the wsConvertPpt component of Chamilo v1.11.* up to v1.11.18 allows attackers to execute arbitrary commands via a SOAP API call with a crafted PowerPoint name.
How severe is CVE-2023-34960?: CVE-2023-34960 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-2023-34960 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 99% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34960?: CVE-2023-34960 affects Chamilo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34960?: 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-2023-34960 published?: CVE-2023-34960 was published on 2023-08-01 and last updated on 2026-07-05.

References

Affected products (1)

cpe:2.3:a:chamilo:chamilo:*:*:*:*:*:*:*:*

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