How severe is CVE-2018-12778?

CVE-2018-12778 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-12778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12778?

CVE-2018-12778 primarily affects Adobe Acrobat Dc. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-12778?

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-2018-12778 published?

CVE-2018-12778 was published on 2018-09-25 and last updated on 2026-06-17.

CVE-2018-12778

CVE-2018-12778 is a high-severity vulnerability in Adobe Acrobat Dc with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Adobe Acrobat Dc
Published: 2018-09-25
Last modified: 2026-06-17

Description

Adobe Acrobat and Reader versions 2018.011.20058 and earlier, 2017.011.30099 and earlier, and 2015.006.30448 and earlier have an out-of-bounds read vulnerability. Successful exploitation could lead to information disclosure.

Frequently asked questions

What is CVE-2018-12778?: Adobe Acrobat and Reader versions 2018.011.20058 and earlier, 2017.011.30099 and earlier, and 2015.006.30448 and earlier have an out-of-bounds read vulnerability. Successful exploitation could lead to information disclosure.
How severe is CVE-2018-12778?: CVE-2018-12778 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-12778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12778?: CVE-2018-12778 primarily affects Adobe Acrobat Dc. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-12778?: 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-2018-12778 published?: CVE-2018-12778 was published on 2018-09-25 and last updated on 2026-06-17.

References

Affected products (4)

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

More vulnerabilities in Adobe Acrobat Dc

CVE-2018-4872 — Critical (CVSS 10.0): An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier…
CVE-2016-1044 — Critical (CVSS 10.0): Adobe Reader and Acrobat before 11.0.16, Acrobat and Acrobat Reader DC Classic before 15.006.30172, and Acrobat and…
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Other CWE-125 (Out-of-bounds Read) vulnerabilities

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CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

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