How severe is CVE-2026-73240?

CVE-2026-73240 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-2026-73240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-73240?

CVE-2026-73240 affects Apache Allura. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-73240?

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-2026-73240 published?

CVE-2026-73240 was published on 2026-08-12 and last updated on 2026-08-17.

CVE-2026-73240

CVE-2026-73240 is a critical-severity vulnerability in Apache Allura 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-88.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-88
Affected product: Apache Allura
Published: 2026-08-12
Last modified: 2026-08-17

Description

Specifically crafted inputs may lead to git argument injection in Apache Allura. This issue affects Apache Allura: before 1.19.1. Users are recommended to upgrade to version 1.19.1, which fixes the issue.

Frequently asked questions

What is CVE-2026-73240?: Specifically crafted inputs may lead to git argument injection in Apache Allura. This issue affects Apache Allura: before 1.19.1. Users are recommended to upgrade to version 1.19.1, which fixes the issue.
How severe is CVE-2026-73240?: CVE-2026-73240 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-2026-73240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-73240?: CVE-2026-73240 affects Apache Allura. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-73240?: 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-2026-73240 published?: CVE-2026-73240 was published on 2026-08-12 and last updated on 2026-08-17.

References

Affected products (1)

cpe:2.3:a:apache:allura:*:*:*:*:*:*:*:*

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