How severe is CVE-2018-4904?

CVE-2018-4904 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-4904 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 43% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-4904?

CVE-2018-4904 primarily affects Adobe Acrobat. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-4904?

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

When was CVE-2018-4904 published?

CVE-2018-4904 was published on 2018-02-27 and last updated on 2026-06-17.

CVE-2018-4904

CVE-2018-4904 is a high-severity vulnerability in Adobe Acrobat with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 43% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 43% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Adobe Acrobat
Published: 2018-02-27
Last modified: 2026-06-17

Description

An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability is an instance of a heap overflow vulnerability. The vulnerability is triggered by crafted TIFF data within an XPS file, which causes an out of bounds memory access. An attacker can potentially leverage the vulnerability to corrupt sensitive data or execute arbitrary code.

Frequently asked questions

What is CVE-2018-4904?: An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability is an instance of a heap overflow vulnerability. The vulnerability is triggered by crafted TIFF data within an XPS file, which causes an out of bounds memory access. An attacker can potentially leverage the vulnerability to corrupt sensitive data or execute arbitrary code.
How severe is CVE-2018-4904?: CVE-2018-4904 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-4904 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 43% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-4904?: CVE-2018-4904 primarily affects Adobe Acrobat. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-4904?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-4904 published?: CVE-2018-4904 was published on 2018-02-27 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:adobe:acrobat:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:classic:*:*:*
cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:classic:*:*:*

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