How severe is CVE-2023-46503?

CVE-2023-46503 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-46503 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46503?

CVE-2023-46503 affects Pwncyn Yxbookcms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46503?

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

When was CVE-2023-46503 published?

CVE-2023-46503 was published on 2023-10-27 and last updated on 2026-06-17.

CVE-2023-46503

CVE-2023-46503 is a medium-severity vulnerability in Pwncyn Yxbookcms with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Pwncyn Yxbookcms
Published: 2023-10-27
Last modified: 2026-06-17

Description

Cross Site Scripting (XSS) vulnerability in PwnCYN YXBOOKCMS v.1.0.2 allows a remote attacker to execute arbitrary code via the reader management and book input modules.

Frequently asked questions

What is CVE-2023-46503?: Cross Site Scripting (XSS) vulnerability in PwnCYN YXBOOKCMS v.1.0.2 allows a remote attacker to execute arbitrary code via the reader management and book input modules.
How severe is CVE-2023-46503?: CVE-2023-46503 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-46503 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46503?: CVE-2023-46503 affects Pwncyn Yxbookcms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46503?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-46503 published?: CVE-2023-46503 was published on 2023-10-27 and last updated on 2026-06-17.

References

https://github.com/PwnCYN/YXBOOKCMS/issues/2

Affected products (1)

cpe:2.3:a:pwncyn:yxbookcms:1.0.2:*:*:*:*:*:*:*

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