How severe is CVE-2023-4568?

CVE-2023-4568 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-4568 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4568?

CVE-2023-4568 affects Papercut Papercut Ng. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4568?

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

When was CVE-2023-4568 published?

CVE-2023-4568 was published on 2023-09-13 and last updated on 2026-06-17.

CVE-2023-4568

CVE-2023-4568 is a medium-severity vulnerability in Papercut Papercut Ng 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Papercut Papercut Ng
Published: 2023-09-13
Last modified: 2026-06-17

Description

PaperCut NG allows for unauthenticated XMLRPC commands to be run by default. Versions 22.0.12 and below are confirmed to be affected, but later versions may also be affected due to lack of a vendor supplied patch.

Frequently asked questions

What is CVE-2023-4568?: PaperCut NG allows for unauthenticated XMLRPC commands to be run by default. Versions 22.0.12 and below are confirmed to be affected, but later versions may also be affected due to lack of a vendor supplied patch.
How severe is CVE-2023-4568?: CVE-2023-4568 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-4568 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4568?: CVE-2023-4568 affects Papercut Papercut Ng. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4568?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4568 published?: CVE-2023-4568 was published on 2023-09-13 and last updated on 2026-06-17.

References

https://www.tenable.com/security/research/tra-2023-31

Affected products (1)

cpe:2.3:a:papercut:papercut_ng:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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