How severe is CVE-2023-26829?

CVE-2023-26829 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-2023-26829 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26829?

CVE-2023-26829 affects Gladinet Centrestack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26829?

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-2023-26829 published?

CVE-2023-26829 was published on 2023-03-31 and last updated on 2026-06-17.

CVE-2023-26829

CVE-2023-26829 is a critical-severity vulnerability in Gladinet Centrestack 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Gladinet Centrestack
Published: 2023-03-31
Last modified: 2026-06-17

Description

An authentication bypass vulnerability in the Password Reset component of Gladinet CentreStack before 13.5.9808 allows remote attackers to set a new password for any valid user account, without needing the previous known password, resulting in a full authentication bypass.

Frequently asked questions

What is CVE-2023-26829?: An authentication bypass vulnerability in the Password Reset component of Gladinet CentreStack before 13.5.9808 allows remote attackers to set a new password for any valid user account, without needing the previous known password, resulting in a full authentication bypass.
How severe is CVE-2023-26829?: CVE-2023-26829 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-2023-26829 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26829?: CVE-2023-26829 affects Gladinet Centrestack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26829?: 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-2023-26829 published?: CVE-2023-26829 was published on 2023-03-31 and last updated on 2026-06-17.

References

https://www.whiteoaksecurity.com/blog/centrestack-disclosure/

Affected products (1)

cpe:2.3:a:gladinet:centrestack:*:*:*:*:*:*:*:*

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