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Weekly Signal
Live intelligence Updated 20 Aug 2026 · 12:21 UTC

Adobe · Acrobat, Acrobat Reader, Reader and Acrobat

CVE-2013-3346

Adobe Reader and Acrobat Memory Corruption Vulnerability

Recommended action

Validate affected assets and exposure now, then remediate on an accelerated schedule. Adobe Security advisory APSB13-15

View response plan
CVSS9.8
EPSS78.6%
KEVYes
ExploitationConfirmed exploitation
RemediationNot yet verified ↓

Assessment

Why it matters

CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 78.6%; technical severity is CVSS 9.8.

Adobe Reader and Acrobat 9.x before 9.5.5, 10.x before 10.1.7, and 11.x before 11.0.03 allow attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2013-2718, CVE-2013-2719, CVE-2013-2720, CVE-2013-2721, CVE-2013-2722, CVE-2013-2723, CVE-2013-2725, CVE-2013-2726, CVE-2013-2731, CVE-2013-2732, CVE-2013-2734, CVE-2013-2735, CVE-2013-2736, CVE-2013-3337, CVE-2013-3338, CVE-2013-3339, CVE-2013-3340, and CVE-2013-3341.

Who should care

  • Teams operating Acrobat, Acrobat Reader, Reader and Acrobat
  • Vulnerability and exposure management teams
  • Security operations teams monitoring exploitation activity

Response plan

What I would do

  1. Confirm whether Acrobat, Acrobat Reader, Reader and Acrobat is present in the environment.
  2. Identify affected versions and establish whether vulnerable services are exposed or reachable.
  3. Adobe Security advisory APSB13-15
  4. Review relevant security telemetry for evidence of attempted or successful exploitation.
  5. Document the remediation decision and track it to verified completion.

Treatment intelligence

Remediation intelligence

Not yet verified

Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.

Verification noteAutomated link verification has not completed for this guidance yet.

Advisory

Required Action

Technical details

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-119
Affected versions
Adobe Acrobat (Start Including 9.0, End Excluding 9.5.5 | Start Including 10.0, End Excluding 10.1.7 | Start Including 11.0, End Excluding 11.0.03); Adobe Acrobat Reader (Start Including 9.0, End Excluding 9.5.5 | Start Including 10.0, End Excluding 10.1.7 | Start Including 11.0, End Excluding 11.0.03); Adobe Reader and Acrobat
Fixed versions
Adobe Acrobat (Fixed from 9.5.5, 10.1.7, 11.0.03); Adobe Acrobat Reader (Fixed from 9.5.5, 10.1.7, 11.0.03)
Published
30 August 2013
Attack vector
Network
Privileges required
None
User interaction
None

Signal timeline

  1. CVE published
  2. Added to CISA KEV
  3. Latest EPSS score: 78.6%
  4. Signal calculated at 83

External references

Live public intelligence This assessment combines public-source evidence. Validate the affected product, version and exposure against your own environment before making a risk decision.