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CVE-2023-26369: Adobe Acrobat and Reader Out-of-Bounds Write Vulnerability

criticalknown exploitedCVE-2023-26369
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Adobe Acrobat and Reader contains an out-of-bounds write vulnerability that allows for code execution.

CSIRTS triage

vendor: Adobeproduct: Acrobat, ReaderRemote code execution
What
An out-of-bounds write vulnerability in Adobe Acrobat and Reader allows for code execution.
Who is affected
Users of Adobe Acrobat and Reader are at risk of exploitation.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Users should update to the latest versions of Adobe Acrobat and Reader.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-09-14
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-26369

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-26369coverage & exploitation statusNVD · CVE.org

Recent advisories for Adobe Acrobat and

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from CISA Known Exploited Vulnerabilities