CVE-2025-54268: 
Adobe Bridge vulnerability analysis and mitigation

CVE-2025-54268 is a Heap-based Buffer Overflow vulnerability (CWE-122) in Adobe Bridge that could allow arbitrary code execution in the context of the current user. It affects Adobe Bridge versions 14.1.8 and earlier (prior to 14.1.9) and versions 15.0–15.1.1 (prior to 15.1.2). The vulnerability was disclosed on October 14, 2025, as part of Adobe's October 2025 security update. It carries a CVSS v3.1 base score of 7.8 (High) (Adobe Advisory).

The vulnerability is classified as CWE-122 (Heap-based Buffer Overflow), occurring when Adobe Bridge processes a specially crafted malicious file, causing a heap memory region to be written beyond its allocated bounds. This local attack vector requires no privileges but does require user interaction — specifically, a victim must open a malicious file. Successful exploitation of the overflow can corrupt heap memory in a manner that redirects execution flow, enabling arbitrary code execution under the current user's security context (Adobe Advisory).

Successful exploitation grants an attacker arbitrary code execution with the privileges of the logged-in user, resulting in high confidentiality, integrity, and availability impact on the affected system. An attacker could read sensitive files, modify or delete data, install malware, or use the compromised system as a pivot point for lateral movement within a network. The scope is limited to the current user's context, meaning administrator-level compromise is not guaranteed unless the victim is running with elevated privileges (Adobe Advisory).

No public proof-of-concept exploit code or in-the-wild exploitation has been reported for CVE-2025-54268 as of the time of this report. The vulnerability is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog. The EPSS score is approximately 0.025%, indicating a low probability of near-term exploitation. Exploitation requires social engineering to convince a victim to open a malicious file, which raises the bar for mass exploitation (Adobe Advisory).

1. Craft malicious file: An attacker creates a specially crafted file (e.g., a malformed image or media asset) designed to trigger the heap-based buffer overflow when parsed by Adobe Bridge.
2. Deliver the file: The attacker delivers the malicious file to the target via phishing email, malicious download link, shared network drive, or other social engineering means.
3. Victim opens the file: The victim opens the malicious file using a vulnerable version of Adobe Bridge (≤14.1.8 or 15.0–15.1.1), triggering the heap overflow during file parsing.
4. Heap memory corruption: The overflow corrupts adjacent heap memory, potentially overwriting function pointers or other control-flow data structures.
5. Arbitrary code execution: The attacker's crafted payload redirects execution to attacker-controlled code, achieving arbitrary code execution in the context of the current user (Adobe Advisory).

• Process: Unexpected child processes spawned by Adobe Bridge (e.g., cmd.exe, powershell.exe, bash, curl, or other shells/utilities) following the opening of an untrusted file.
• File System: Presence of unexpected files (scripts, executables, or web shells) written to user-accessible directories shortly after Adobe Bridge was used to open an external file.
• Network: Unusual outbound network connections originating from the Adobe Bridge process (Bridge.exe) to unknown or suspicious IP addresses or domains.
• Logs: Application crash logs or Windows Event Logs showing heap corruption errors or access violations associated with Adobe Bridge around the time a suspicious file was opened.

Adobe has released patched versions to address this vulnerability: users on the version 14.x branch should update to Adobe Bridge 14.1.9 or later, and users on the version 15.x branch should update to Adobe Bridge 15.1.2 or later. No configuration-based workaround is available; upgrading to a fixed version is the only recommended remediation. As an interim measure, users should avoid opening Bridge files from untrusted or unknown sources (Adobe Advisory, CIS Advisory).

The Center for Internet Security (CIS) issued an advisory noting that multiple vulnerabilities in Adobe products, including this one, could allow for arbitrary code execution, recommending prompt patching (CIS Advisory). Security aggregators such as BeyondMachines and RedPacket Security flagged the vulnerability as part of Adobe's October 2025 patch cycle. No notable independent researcher commentary or significant social media discussion has been identified for this specific CVE.