How severe is CVE-2024-27138?

CVE-2024-27138 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-27138 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-2024-27138?

CVE-2024-27138 affects Apache Archiva. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27138?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-27138 have an EU (EUVD) identifier?

Yes. CVE-2024-27138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1006.

When was CVE-2024-27138 published?

CVE-2024-27138 was published on 2024-03-01 and last updated on 2026-06-17.

CVE-2024-27138

CVE-2024-27138 is a high-severity vulnerability in Apache Archiva with a CVSS 3.x base score of 7.5. 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-863.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-1006
Weakness: CWE-863
Affected product: Apache Archiva
Published: 2024-03-01
Last modified: 2026-06-17

Description

** UNSUPPORTED WHEN ASSIGNED ** Incorrect Authorization vulnerability in Apache Archiva. Apache Archiva has a setting to disable user registration, however this restriction can be bypassed. As Apache Archiva has been retired, we do not expect to release a version of Apache Archiva that fixes this issue. You are recommended to look into migrating to a different solution, or isolate your instance from any untrusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Frequently asked questions

What is CVE-2024-27138?: ** UNSUPPORTED WHEN ASSIGNED ** Incorrect Authorization vulnerability in Apache Archiva. Apache Archiva has a setting to disable user registration, however this restriction can be bypassed. As Apache Archiva has been retired, we do not expect to release a version of Apache Archiva that fixes this issue. You are recommended to look into migrating to a different solution, or isolate your instance from any untrusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
How severe is CVE-2024-27138?: CVE-2024-27138 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-27138 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-2024-27138?: CVE-2024-27138 affects Apache Archiva. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27138?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-27138 have an EU (EUVD) identifier?: Yes. CVE-2024-27138 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1006.
When was CVE-2024-27138 published?: CVE-2024-27138 was published on 2024-03-01 and last updated on 2026-06-17.

References

Affected products (1)

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

More vulnerabilities in Apache Archiva

CVE-2013-2251 — Critical (CVSS 9.8): Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a…
CVE-2016-4469 — High (CVSS 8.8): Multiple cross-site request forgery (CSRF) vulnerabilities in Apache Archiva 1.3.9 and earlier allow remote attackers…
CVE-2017-5657 — High (CVSS 8.0): Several REST service endpoints of Apache Archiva are not protected against Cross Site Request Forgery (CSRF) attacks. A…
CVE-2024-27139 — High (CVSS 7.5): ** UNSUPPORTED WHEN ASSIGNED ** Incorrect Authorization vulnerability in Apache Archiva: a vulnerability in Apache…
CVE-2022-40308 — High (CVSS 7.5): If anonymous read enabled, it's possible to read the database file directly without logging in.
CVE-2011-1026 — Medium (CVSS 6.8): Multiple cross-site request forgery (CSRF) vulnerabilities in Apache Archiva 1.0 through 1.2.2, and 1.3.x before 1.3.5,…

All CVEs affecting Apache Archiva →

Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-48286 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9396 and earlier are affected by an Incorrect Authorization…
CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →