Threats / Adobe / CVE-2011-2462
CVE-2011-2462
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-06-22
Adobe Reader and Acrobat vulnerability
A memory corruption vulnerability in the U3D component of Adobe Reader and Acrobat allows remote attackers to execute arbitrary code or cause denial of service through malicious documents.
Verdict
Today item — known-exploited.
This out-of-bounds write vulnerability enables code execution via crafted U3D content embedded in PDF files. Active exploitation in the wild combined with high EPSS score indicates significant real-world risk to users opening untrusted documents.
01
Is it exploitable?
— the evidence, ranked above the scoreReported exploitation
11 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08).
Probability (EPSS)
EPSS 0.86123 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: Adobe, Reader and Acrobat. Confirm exact fixed builds in the vendor advisory.
Weakness (CWE)
Mapped to CWE-787 Out-of-bounds Write — weakness family: Memory safety.CWE assignment from the public NVD record; the weakness class drives how the flaw is exploited.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution not established
No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.
03
Why it matters
— the attack path, told twice: adversary, then board1
Front door — unauthenticated access narrative 1
Attacker
I craft a malicious PDF containing a specially formatted U3D object that triggers an out-of-bounds write in Adobe's parser.
Business
Users who open the PDF experience arbitrary code execution under their privileges, potentially leading to data theft, malware installation, or lateral movement.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I distribute the weaponized PDF through email, web downloads, or document-sharing platforms to reach target users.
Business
Organizations face compromised endpoints, intellectual property loss, and incident response costs when employees open seemingly legitimate documents.
3
Lateral reach — past segmentation narrative 3
Attacker
I establish persistence on compromised systems to maintain access for follow-on attacks or data exfiltration.
Business
Extended breach dwell time increases exposure window, regulatory liability, and total cost of remediation across affected user base.
04
What to do
— defensible action- Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05