CVE-2009-3459

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2026-05-20. Federal remediation due 2026-06-03.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

86.58% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 99.7% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-16.

Red Hat severity

Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2009-10-13 10:00Z16 YR AGO

Last updated

2026-05-21 03:55Z3 MO AGO

Reserved

2009-09-29

Assigning CNA

adobe

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-122Heap-based Buffer OverflowVariant
• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.2

Document digest

28697b12e169e2daac5e1118650fe1241b5edb028b3cd2777a09b05fc493d3da

• secunia.com36983http://secunia.com/advisories/36983third-party-advisoryx_refsource_SECUNIA
• oval.cisecurity.orgoval:org.mitre.oval:def:6534https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6534vdb-entrysignaturex_refsource_OVAL
• www.us-cert.govTA09-286Bhttp://www.us-cert.gov/cas/techalerts/TA09-286B.htmlthird-party-advisoryx_refsource_CERT
• securitytracker.com1023007http://securitytracker.com/id?1023007vdb-entryx_refsource_SECTRACK
• www.adobe.comhttp://www.adobe.com/support/security/bulletins/apsb09-15.htmlx_refsource_CONFIRM
• www.iss.net20091009 Adobe Acrobat and Acrobat Reader Remote Code Executionhttp://www.iss.net/threats/348.htmlthird-party-advisoryx_refsource_ISS
• www.vupen.comADV-2009-2851http://www.vupen.com/english/advisories/2009/2851vdb-entryx_refsource_VUPEN
• isc.sans.orghttp://isc.sans.org/diary.html?storyid=7300x_refsource_MISC
• blogs.adobe.comhttp://blogs.adobe.com/psirt/2009/10/adobe_reader_and_acrobat_issue_1.htmlx_refsource_CONFIRM
• www.securityfocus.com36600http://www.securityfocus.com/bid/36600vdb-entryx_refsource_BID
• www.vupen.comADV-2009-2898http://www.vupen.com/english/advisories/2009/2898vdb-entryx_refsource_VUPEN
• exchange.xforce.ibmcloud.comadobe-reader-pdf-code-execution(53691)https://exchange.xforce.ibmcloud.com/vulnerabilities/53691vdb-entryx_refsource_XF
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-3459government-resource