How severe is CVE-2023-43667?

CVE-2023-43667 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-2023-43667 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-43667?

CVE-2023-43667 affects Apache Inlong. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-43667?

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-2023-43667 published?

CVE-2023-43667 was published on 2023-10-16 and last updated on 2026-06-17.

CVE-2023-43667

CVE-2023-43667 is a high-severity vulnerability in Apache Inlong 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-74.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Apache Inlong
Published: 2023-10-16
Last modified: 2026-06-17

Description

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in Apache InLong.This issue affects Apache InLong: from 1.4.0 through 1.8.0, the attacker can create misleading or false log records, making it harder to audit and trace malicious activities. Users are advised to upgrade to Apache InLong's 1.9.0 or cherry-pick [1] to solve it. [1] https://github.com/apache/inlong/pull/8628

Frequently asked questions

What is CVE-2023-43667?: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in Apache InLong.This issue affects Apache InLong: from 1.4.0 through 1.8.0, the attacker can create misleading or false log records, making it harder to audit and trace malicious activities. Users are advised to upgrade to Apache InLong's 1.9.0 or cherry-pick [1] to solve it. [1] https://github.com/apache/inlong/pull/8628
How severe is CVE-2023-43667?: CVE-2023-43667 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-2023-43667 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-43667?: CVE-2023-43667 affects Apache Inlong. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-43667?: 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-2023-43667 published?: CVE-2023-43667 was published on 2023-10-16 and last updated on 2026-06-17.

References

https://lists.apache.org/thread/spnb378g268p1f902fr9kqyph2k8n543

Affected products (1)

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

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