How severe is CVE-2026-63046?

CVE-2026-63046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-63046 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-63046?

CVE-2026-63046 affects Apache Inlong. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-63046?

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.

When was CVE-2026-63046 published?

CVE-2026-63046 was published on 2026-08-21 and last updated on 2026-08-27.

CVE-2026-63046

CVE-2026-63046 is a high-severity vulnerability in Apache Inlong with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-88
Affected product: Apache Inlong
Published: 2026-08-21
Last modified: 2026-08-27

Description

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in Apache InLong. Agent Installer's ModuleManager executes arbitrary shell commands via ExcuteLinux.exeCmd() with no filtering or whitelist validation. This issue affects Apache InLong: from 2.0.0 before 2.4.0. Users are advised to upgrade to Apache InLong's 2.4.0 or cherry-pick [1]/[2] to solve it. [1] https://github.com/apache/inlong/pull/12151 . [2] https://github.com/apache/inlong/pull/12155 .

Frequently asked questions

What is CVE-2026-63046?: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in Apache InLong. Agent Installer's ModuleManager executes arbitrary shell commands via ExcuteLinux.exeCmd() with no filtering or whitelist validation. This issue affects Apache InLong: from 2.0.0 before 2.4.0. Users are advised to upgrade to Apache InLong's 2.4.0 or cherry-pick [1]/[2] to solve it. [1] https://github.com/apache/inlong/pull/12151 . [2] https://github.com/apache/inlong/pull/12155 .
How severe is CVE-2026-63046?: CVE-2026-63046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-63046 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-63046?: CVE-2026-63046 affects Apache Inlong. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-63046?: 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.
When was CVE-2026-63046 published?: CVE-2026-63046 was published on 2026-08-21 and last updated on 2026-08-27.

References

https://lists.apache.org/thread/2pgz70rz9ozfm7vm5c33po3yyspq846y

Affected products (1)

cpe:2.3:a:apache:inlong:*:*:*:*:*:*:*:*

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