How severe is CVE-2023-45540?

CVE-2023-45540 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-2023-45540 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-45540?

CVE-2023-45540 affects Jorani Leave Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-45540?

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

When was CVE-2023-45540 published?

CVE-2023-45540 was published on 2023-10-16 and last updated on 2026-06-17.

CVE-2023-45540

CVE-2023-45540 is a medium-severity vulnerability in Jorani Leave Management System 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Jorani Leave Management System
Published: 2023-10-16
Last modified: 2026-06-17

Description

An issue in Jorani Leave Management System 1.0.3 allows a remote attacker to execute arbitrary HTML code via a crafted script to the comment field of the List of Leave requests page.

Frequently asked questions

What is CVE-2023-45540?: An issue in Jorani Leave Management System 1.0.3 allows a remote attacker to execute arbitrary HTML code via a crafted script to the comment field of the List of Leave requests page.
How severe is CVE-2023-45540?: CVE-2023-45540 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-2023-45540 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-45540?: CVE-2023-45540 affects Jorani Leave Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-45540?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-45540 published?: CVE-2023-45540 was published on 2023-10-16 and last updated on 2026-06-17.

References

https://github.com/soundarkutty/HTML-Injection/blob/main/POC.md

Affected products (1)

cpe:2.3:a:jorani:leave_management_system:1.0.3:*:*:*:*:*:*:*

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