How severe is CVE-2023-28158?

CVE-2023-28158 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-28158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28158?

CVE-2023-28158 affects Apache Archiva. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28158?

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

When was CVE-2023-28158 published?

CVE-2023-28158 was published on 2023-03-29 and last updated on 2026-06-17.

CVE-2023-28158

CVE-2023-28158 is a medium-severity vulnerability in Apache Archiva with a CVSS 3.x base score of 6.5. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Apache Archiva
Published: 2023-03-29
Last modified: 2026-06-17

Description

Privilege escalation via stored XSS using the file upload service to upload malicious content. The issue can be exploited only by authenticated users which can create directory name to inject some XSS content and gain some privileges such admin user.

Frequently asked questions

What is CVE-2023-28158?: Privilege escalation via stored XSS using the file upload service to upload malicious content. The issue can be exploited only by authenticated users which can create directory name to inject some XSS content and gain some privileges such admin user.
How severe is CVE-2023-28158?: CVE-2023-28158 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-28158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28158?: CVE-2023-28158 affects Apache Archiva. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28158?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-28158 published?: CVE-2023-28158 was published on 2023-03-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:archiva:*:*:*:*:*:*:*:*

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