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CVE-2024-8849VulnerabilityPublished

CVE-2024-8849: PDF-XChange Editor · Out-of-bounds Read

Affects PDF-XChange EditorSource CVE Database V5

0

Not known to be exploited · CVSS 3.3 Low.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.0 base score
3.3Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 17% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Nov 2024

  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 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
PDF-XChange PDF-XChange EditorAffected
  • =10.3.1.387
Fixed in–

AI-suggested

1. Avoid opening PDF files from untrusted or unknown sources, especially those containing interactive forms (AcroForms). 2. Monitor the vendor's security advisories and apply patches or updates for PDF-XChange Editor as soon as they are released. 3. Employ PDF sandboxing or isolation techniques to limit the impact of malicious PDFs, such as opening PDFs in virtualized or containerized environments. 4. Use endpoint protection solutions that can detect and block exploitation attempts targeting PDF vulnerabilities. 5. Educate users about the risks of opening unsolicited or suspicious PDF attachments and links. 6. Consider deploying network-level protections that can scan and filter malicious PDF content before it reaches end users. 7. Implement strict application whitelisting and least privilege principles to reduce the potential impact of exploitation. 8. Conduct regular security assessments and vulnerability scans to identify outdated or vulnerable software versions within the environment.

Description

PDF-XChange Editor AcroForm Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of AcroForms. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-25269.

References

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