How severe is CVE-2023-2979?

CVE-2023-2979 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-2979 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-2979?

CVE-2023-2979 affects Abstrium Pydio Cells. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2979?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-2979 published?

CVE-2023-2979 was published on 2023-05-30 and last updated on 2026-06-17.

CVE-2023-2979

CVE-2023-2979 is a medium-severity vulnerability in Abstrium Pydio Cells with a CVSS 3.x base score of 4.7. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 5.8
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Abstrium Pydio Cells
Published: 2023-05-30
Last modified: 2026-06-17

Description

A vulnerability classified as critical has been found in Abstrium Pydio Cells 4.2.0. This affects an unknown part of the component User Creation Handler. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.2.1 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230211.

Frequently asked questions

What is CVE-2023-2979?: A vulnerability classified as critical has been found in Abstrium Pydio Cells 4.2.0. This affects an unknown part of the component User Creation Handler. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.2.1 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230211.
How severe is CVE-2023-2979?: CVE-2023-2979 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-2979 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2979?: CVE-2023-2979 affects Abstrium Pydio Cells. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2979?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-2979 published?: CVE-2023-2979 was published on 2023-05-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:abstrium:pydio_cells:4.2.0:*:*:*:*:*:*:*

More vulnerabilities in Abstrium Pydio Cells

CVE-2023-2980 — Medium (CVSS 6.3): A vulnerability classified as critical was found in Abstrium Pydio Cells 4.2.0. This vulnerability affects unknown code…
CVE-2023-2978 — Medium (CVSS 4.6): A vulnerability was found in Abstrium Pydio Cells 4.2.0. It has been rated as problematic. Affected by this issue is…
CVE-2023-2981 — Low (CVSS 3.5): A vulnerability, which was classified as problematic, has been found in Abstrium Pydio Cells 4.2.0. This issue affects…

All CVEs affecting Abstrium Pydio Cells →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-50746 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi…
CVE-2026-46978 — Critical (CVSS 10.0): Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The…
CVE-2026-35308 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Centralized Third Party Jars).…
CVE-2026-35307 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that…
CVE-2026-46695 — Critical (CVSS 10.0): Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers…
CVE-2026-46840 — Critical (CVSS 10.0): Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are…

Browse all CWE-284 (Improper Access Control) vulnerabilities →