How severe is CVE-2023-44440?

CVE-2023-44440 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-44440 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-44440?

CVE-2023-44440 affects Ashlar Lithium. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-44440?

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-2023-44440 have an EU (EUVD) identifier?

Yes. CVE-2023-44440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-48780.

When was CVE-2023-44440 published?

CVE-2023-44440 was published on 2024-05-03 and last updated on 2026-06-17.

CVE-2023-44440

CVE-2023-44440 is a high-severity vulnerability in Ashlar Lithium 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-427.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-48780
Weakness: CWE-427
Affected product: Ashlar Lithium
Published: 2024-05-03
Last modified: 2026-06-17

Description

Ashlar-Vellum Lithium Uncontrolled Search Path Element Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Lithium. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of various file types. The process loads a library from an unsecured location. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-21680.

Frequently asked questions

What is CVE-2023-44440?: Ashlar-Vellum Lithium Uncontrolled Search Path Element Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Lithium. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of various file types. The process loads a library from an unsecured location. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-21680.
How severe is CVE-2023-44440?: CVE-2023-44440 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-44440 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-44440?: CVE-2023-44440 affects Ashlar Lithium. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-44440?: 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-2023-44440 have an EU (EUVD) identifier?: Yes. CVE-2023-44440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-48780.
When was CVE-2023-44440 published?: CVE-2023-44440 was published on 2024-05-03 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1598/

Affected products (1)

cpe:2.3:a:ashlar:lithium:12.0.1204.68:*:*:*:*:*:*:*

More vulnerabilities in Ashlar Lithium

CVE-2025-65085 — Critical (CVSS 9.8): A Heap-based Buffer Overflow vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share…
CVE-2025-65084 — Critical (CVSS 9.8): An Out-of-Bounds Write vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share…
CVE-2025-65088 — High (CVSS 7.8): An Out-of-Bounds Read vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share…
CVE-2025-65087 — High (CVSS 7.8): An Out-of-Bounds Read vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share…
CVE-2025-65086 — High (CVSS 7.8): An Out-of-Bounds Write vulnerability is present in Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share…
CVE-2025-52584 — High (CVSS 7.8): In Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share versions prior to 12.6.1204.204, the affected…

All CVEs affecting Ashlar Lithium →

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