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VulnerabilityPublished

CVE-2025-43579: Adobe Acrobat Reader · Information Exposure

Affects Adobe Acrobat ReaderSource CVE Database V5

0

Not known to be exploited · CVSS 5.5 Medium.

Data as of 26 Oct 2026, 10:12 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 10% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Jun 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Adobe Acrobat ReaderAffected
  • =0
Fixed in–

AI-suggested

  1. Monitor Adobe's official security advisories closely and apply patches immediately once they become available to remediate CVE-2025-43579.
  2. Implement application whitelisting and restrict the execution of untrusted or unsolicited PDF files, especially from external sources.
  3. Employ endpoint detection and response (EDR) solutions to monitor for suspicious activities related to Acrobat Reader processes.
  4. Educate users on the risks of opening PDFs from unknown or untrusted sources to reduce the likelihood of triggering the vulnerability.
  5. Use sandboxing or isolated environments for opening PDFs in high-risk scenarios to contain potential exploitation.
  6. Regularly audit and limit local access permissions on systems where sensitive documents are handled to reduce the attack surface.
  7. Consider alternative PDF viewers with a lower attack surface in sensitive environments until patches are applied.
  8. Deploy network-level controls to detect and block malicious payloads or anomalous PDF file traffic where feasible.

Description

Acrobat Reader versions 24.001.30235, 20.005.30763, 25.001.20521 and earlier are affected by an Information Exposure vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to gain unauthorized access to sensitive information. Exploitation of this issue does not require user interaction.

References

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