How severe is CVE-2023-6298?

CVE-2023-6298 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-6298 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6298?

CVE-2023-6298 affects Itextpdf Itext. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6298?

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

When was CVE-2023-6298 published?

CVE-2023-6298 was published on 2023-11-26 and last updated on 2026-06-17.

CVE-2023-6298

CVE-2023-6298 is a medium-severity vulnerability in Itextpdf Itext with a CVSS 3.x base score of 4.3. 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-129.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-129
Affected product: Itextpdf Itext
Published: 2023-11-26
Last modified: 2026-06-17

Description

A vulnerability classified as problematic was found in Apryse iText 8.0.2. This vulnerability affects the function main of the file PdfDocument.java. The manipulation leads to improper validation of array index. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The identifier of this vulnerability is VDB-246124. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. A statement published afterwards explains that the exception is not a vulnerability and the identified CWEs might not apply to the software.

Frequently asked questions

What is CVE-2023-6298?: A vulnerability classified as problematic was found in Apryse iText 8.0.2. This vulnerability affects the function main of the file PdfDocument.java. The manipulation leads to improper validation of array index. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The identifier of this vulnerability is VDB-246124. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. A statement published afterwards explains that the exception is not a vulnerability and the identified CWEs might not apply to the software.
How severe is CVE-2023-6298?: CVE-2023-6298 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-6298 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6298?: CVE-2023-6298 affects Itextpdf Itext. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6298?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-6298 published?: CVE-2023-6298 was published on 2023-11-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:itextpdf:itext:8.0.2:*:*:*:*:*:*:*

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Other CWE-129 (Improper Validation of Array Index) vulnerabilities

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CVE-2025-3357 — Critical (CVSS 9.8): IBM Tivoli Monitoring 6.3.0.7 through 6.3.0.7 Service Pack 19 could allow a remote attacker to execute arbitrary code…
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