How severe is CVE-2025-45890?

CVE-2025-45890 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-45890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-45890?

CVE-2025-45890 affects Xxyopen Novel-plus. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-45890?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-45890 have an EU (EUVD) identifier?

Yes. CVE-2025-45890 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19049.

When was CVE-2025-45890 published?

CVE-2025-45890 was published on 2025-06-20 and last updated on 2026-06-17.

CVE-2025-45890

CVE-2025-45890 is a critical-severity vulnerability in Xxyopen Novel-plus with a CVSS 3.x base score of 9.8. 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-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19049
Weakness: CWE-22
Affected product: Xxyopen Novel-plus
Published: 2025-06-20
Last modified: 2026-06-17

Description

Directory Traversal vulnerability in novel plus before v.5.1.0 allows a remote attacker to execute arbitrary code via the filePath parameter

Frequently asked questions

What is CVE-2025-45890?: Directory Traversal vulnerability in novel plus before v.5.1.0 allows a remote attacker to execute arbitrary code via the filePath parameter
How severe is CVE-2025-45890?: CVE-2025-45890 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-45890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-45890?: CVE-2025-45890 affects Xxyopen Novel-plus. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-45890?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-45890 have an EU (EUVD) identifier?: Yes. CVE-2025-45890 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19049.
When was CVE-2025-45890 published?: CVE-2025-45890 was published on 2025-06-20 and last updated on 2026-06-17.

References

https://github.com/SecureCore1/CVE/blob/main/novel-plus/readme.md

Affected products (1)

cpe:2.3:a:xxyopen:novel-plus:*:*:*:*:*:*:*:*

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