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PatchSiren cyber security CVE debrief

CVE-2026-48339 Adobe CVE debrief

CVE-2026-48339 is a Heap-based Buffer Overflow vulnerability in Adobe Bridge. The vulnerability could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file. This vulnerability has a CVSS score of 7.8 and a HIGH severity rating. It exists in Adobe Bridge versions prior to 15.1.5 and 16.0.3. An attacker could exploit this vulnerability by tricking a victim into opening a malicious file, potentially leading to arbitrary code execution in the context of the current user. Users should apply updates to prevent potential arbitrary code execution.

Vendor
Adobe
Product
Bridge
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-14
Original CVE updated
2026-08-28
Advisory published
2026-07-14
Advisory updated
2026-08-28

Who should care

Users of Adobe Bridge versions prior to 15.1.5 or 16.0.3 should apply the necessary updates to prevent potential arbitrary code execution. This includes administrators and users who interact with Adobe Bridge in their daily operations. Security teams should review and implement compensating controls for exposed systems while remediation is scheduled and verified.

Technical summary

The CVE-2026-48339 vulnerability is a Heap-based Buffer Overflow issue in Adobe Bridge. This vulnerability has a CVSS score of 7.8 and a HIGH severity rating. The vulnerability exists in Adobe Bridge versions prior to 15.1.5 and 16.0.3. An attacker could exploit this vulnerability by tricking a victim into opening a malicious file, potentially leading to arbitrary code execution in the context of the current user. Exploitation requires user interaction.

Defensive priority

High

Recommended defensive actions

  • Apply the Adobe Bridge update to version 15.1.5 or 16.0.3
  • Restrict user access to untrusted files
  • Implement monitoring for suspicious file openings
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record was published on 2026-07-14T21:16:59.790Z and was last modified on 2026-07-16T19:07:38.360Z. The NVD entry is currently Analyzed. This information is based on the NVD entry and CVE record. The vulnerability affects Adobe Bridge versions prior to 15.1.5 and 16.0.3. There is no evidence of public exploitation. Defenders should verify system configurations and user interactions.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-48339 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-48339

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-48339 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-48339

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.