How severe is CVE-2023-40511?

CVE-2023-40511 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 high, integrity none, and availability none.

Is CVE-2023-40511 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40511?

CVE-2023-40511 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40511?

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-2023-40511 have an EU (EUVD) identifier?

Yes. CVE-2023-40511 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45082.

When was CVE-2023-40511 published?

CVE-2023-40511 was published on 2024-05-03 and last updated on 2026-06-17.

CVE-2023-40511

CVE-2023-40511 is a high-severity vulnerability in Lg Simple Editor 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-522.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-45082
Weakness: CWE-522
Affected product: Lg Simple Editor
Published: 2024-05-03
Last modified: 2026-06-17

Description

LG Simple Editor checkServer Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the checkServer method. The issue results from the exposure of plaintext credentials. An attacker can leverage this vulnerability to bypass authentication on the system. . Was ZDI-CAN-20013.

Frequently asked questions

What is CVE-2023-40511?: LG Simple Editor checkServer Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of LG Simple Editor. Authentication is not required to exploit this vulnerability. The specific flaw exists within the checkServer method. The issue results from the exposure of plaintext credentials. An attacker can leverage this vulnerability to bypass authentication on the system. . Was ZDI-CAN-20013.
How severe is CVE-2023-40511?: CVE-2023-40511 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 high, integrity none, and availability none.
Is CVE-2023-40511 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40511?: CVE-2023-40511 affects Lg Simple Editor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40511?: 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-2023-40511 have an EU (EUVD) identifier?: Yes. CVE-2023-40511 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-45082.
When was CVE-2023-40511 published?: CVE-2023-40511 was published on 2024-05-03 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1215/

Affected products (1)

cpe:2.3:a:lg:simple_editor:3.21.0:*:*:*:*:*:*:*

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