How severe is CVE-2018-8036?

CVE-2018-8036 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 user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-8036 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8036?

CVE-2018-8036 primarily affects Apache Pdfbox. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-8036?

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

When was CVE-2018-8036 published?

CVE-2018-8036 was published on 2018-07-03 and last updated on 2026-06-17.

CVE-2018-8036

CVE-2018-8036 is a medium-severity vulnerability in Apache Pdfbox 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-835.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-835
Affected product: Apache Pdfbox
Published: 2018-07-03
Last modified: 2026-06-17

Description

In Apache PDFBox 1.8.0 to 1.8.14 and 2.0.0RC1 to 2.0.10, a carefully crafted (or fuzzed) file can trigger an infinite loop which leads to an out of memory exception in Apache PDFBox's AFMParser.

Frequently asked questions

What is CVE-2018-8036?: In Apache PDFBox 1.8.0 to 1.8.14 and 2.0.0RC1 to 2.0.10, a carefully crafted (or fuzzed) file can trigger an infinite loop which leads to an out of memory exception in Apache PDFBox's AFMParser.
How severe is CVE-2018-8036?: CVE-2018-8036 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 user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-8036 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8036?: CVE-2018-8036 primarily affects Apache Pdfbox. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-8036?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8036 published?: CVE-2018-8036 was published on 2018-07-03 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:apache:pdfbox:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:pdfbox:2.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:apache:pdfbox:2.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:apache:pdfbox:2.0.0:rc3:*:*:*:*:*:*

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