Adobe Acrobat and Reader

CVE-2007-5659: Adobe Acrobat and Reader Buffer Overflow Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 8 Jun 2022, 5,230 days after the CVE record was published.

How likely is exploitation in the next 30 days?

87.4%

EPSS score, percentile 99.8 of all scored records

How severe?

7.8 High

CVSS v3.1 base score, from CISA's enrichment of the record

What should I do?

CISA deadline 22 Jun 2022. Apply updates per vendor instructions.

Advisories and patches (3)

Which versions are affected?

Not stated. The CVE record gives vendor and product as “n/a” and the version as “unspecified”.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

Required action, set by CISA

Apply updates per vendor instructions.

CISA due date for this action: 22 June 2022.

Advisories and patches

239286 (Vendor advisory)
GLSA-200803-01 (Vendor advisory)
RHSA-2008:0144 (Vendor advisory)

Linked from CISA's catalog entry

https://nvd.nist.gov/vuln/detail/CVE-2007-5659

Affected products and versions

The CVE record does not name affected products or versions: vendor and product are “n/a” and the version is “unspecified”.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

Adobe Acrobat and Reader contain a buffer overflow vulnerability that allows remote attackers to execute code via a PDF file with long arguments to unspecified JavaScript methods.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

CISA added CVE-2007-5659 to its Known Exploited Vulnerabilities (KEV) catalog on 8 Jun 2022.
CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
The due date CISA sets for the required action is 22 Jun 2022.
The CVE record was published on 12 Feb 2008, 5,230 days before it was added to KEV.
The CVE record carries a CVSS v3.1 base score of 7.8 (High), taken from CISA's enrichment of the record.
FIRST's EPSS model puts the probability of exploitation in the next 30 days at 87.4% (percentile 99.8), as of 28 Oct 2026.
CISA's SSVC assessment in the CVE record: exploitation active, automatable no, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

Multiple buffer overflows in Adobe Reader and Acrobat 8.1.1 and earlier allow remote attackers to execute arbitrary code via a PDF file with long arguments to unspecified JavaScript methods. NOTE: this issue might be subsumed by CVE-2008-0655.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-119

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

Date	Event
12 Feb 2008	CVE record published
8 Jun 2022	Added to CISA KEV
22 Jun 2022	CISA due date for the required action
22 Oct 2025	CVE record last updated

References

TA08-043A (Third-party advisory)
20080208 Adobe Reader and Acrobat Multiple Stack-based Buffer Overflow Vulnerabilities (Third-party advisory)
29065 (Third-party advisory)
30840 (Third-party advisory)
29205 (Third-party advisory)
VU#666281 (Third-party advisory)
ADV-2008-1966 (Vulnerability database)
oval:org.mitre.oval:def:9813 (Vulnerability database)
adobe.com

1 more in the CVE record.

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