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Adobe Bridge EUVDEUVD-2026-44497

| CVE-2026-48311 HIGH
Out-of-bounds Write (CWE-787)
2026-07-14 adobe GHSA-35r6-wcp2-v9mw
7.8
CVSS 3.1 · Vendor: adobe
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Craft malicious asset file
  2. Delivery
    Deliver via email or shared asset pack
  3. Exploit
    Victim opens file in Adobe Bridge
  4. Execution
    Trigger out-of-bounds write during parsing
  5. Persist
    Corrupt memory and hijack control flow
  6. Impact
    Execute arbitrary code as current user

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, write limits
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires the victim to open a malicious, attacker-crafted file in Adobe Bridge (UI:R in the CVSS vector) - the code executes only in the context of that current user, with no privilege escalation across a scope boundary (S:U). Limiting factors: the attacker cannot trigger the bug remotely or without interaction (AV:L, UI:R), so it depends on social engineering or getting a booby-trapped asset into a user's Bridge workflow; the attacker needs no pre-existing privileges (PR:N) but gains only the current user's permissions. There is no evidence of active exploitation (not in CISA KEV) and no public exploit code identified at time of analysis, which further constrains realistic near-term risk.

Impact

The CVSS 3.1 base score is 7.8 (High) with vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - local attack vector, low complexity, no privileges, but user interaction required, with full confidentiality, integrity, and availability impact and no scope change. This is a classic client-side code-execution profile: severe technical impact but gated behind social engineering (the victim must open a malicious file), which is why the vector is AV:L/UI:R rather than network-reachable. No EPSS score, KEV listing, or POC was provided, so real-world exploitation pressure appears low-to-moderate and opportunistic rather than automatable or mass-exploitable; there is no SSVC decision data in the input. The signals are internally consistent - no conflict between the description (open a malicious file) and the vector (AV:L, UI:R). Priority is driven mainly by Bridge's role in creative workflows where users routinely open untrusted asset files, not by evidence of active exploitation.

Exploit ScenarioDerived

An attacker crafts a malicious asset file (for example an image or media file) that triggers the out-of-bounds write when parsed by Adobe Bridge, and delivers it via email, a shared drive, or a downloaded asset pack. A designer opens or previews the file in Bridge, the corrupted memory write hijacks execution, and attacker code runs with that user's privileges. No public proof-of-concept was identified at time of analysis, and the local vector with required user interaction means success depends on convincing the victim to open the file.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 14, 2026

Arbitrary code execution in Adobe Bridge results from an out-of-bounds write (CWE-787) that a victim triggers by opening a malicious file, running attacker-supplied code with the privileges of the current user. The flaw is local (AV:L) and requires user interaction, so it is a client-side, file-borne bug rather than a remotely reachable service vulnerability. No public exploit identified at time of analysis and it is not listed in CISA KEV; Adobe patched it in advisory APSB26-81.

RemediationAI

Patch available per vendor advisory: update Adobe Bridge to the fixed release documented in Adobe Security Bulletin APSB26-81 (https://helpx.adobe.com/security/products/bridge/apsb26-81.html); apply the update through the Creative Cloud desktop app or Adobe's update channel and confirm the exact patched build number from that advisory, as the input data does not include an explicit fix version. Until the update is deployed, the practical compensating control is to avoid opening Bridge files (images, thumbnails, or asset files) received from untrusted or unsolicited sources and to handle unknown media only in isolated or sandboxed environments; because exploitation depends on user interaction, user-awareness guidance and application allow-listing that restricts Bridge from launching child processes reduce the realistic attack surface, at the cost of workflow friction for teams that routinely ingest external assets.

Affected VersionsENISA

Adobe Bridge 0 ≤16.0.3
Adobe Bridge patch: 15.1.6
Adobe Bridge patch: 16.0.4
Adobe Bridge 0 ≤15.1.5

Affected Packages

euvd adobe_bridge no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Adobe Bridge is Adobe's digital-asset management and media-browser application used alongside Creative Cloud tools (Photoshop, InDesign, Illustrator) to organize, preview, and batch-process images and documents. The root cause is CWE-787 (Out-of-bounds Write): while parsing the contents of a crafted file, Bridge writes past the bounds of an allocated buffer, corrupting adjacent memory. This class of memory-corruption bug is commonly exploitable for control-flow hijacking and, as reflected by the C:H/I:H/A:H impact, can be leveraged to execute arbitrary native code in the process. The CPE data (cpe:2.3:a:adobe:adobe_bridge) confirms the affected component is the Adobe Bridge desktop application; the wildcard version field indicates specific fixed builds must be read from the APSB26-81 advisory.

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Severity by source

Vendor (adobe) PRIMARY 7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vuln.today AI 7.8 HIGH

File must be opened locally by the user so AV:L and UI:R; no prior privileges needed (PR:N), and memory-corruption RCE yields full C/I/A impact within the user's context (S:U).

3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
4.0 AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (adobe).

CVSS VectorVendor: adobe

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Bridge is affected by an out-of-bounds write vulnerability that 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.

Executive ViewAI

Why It Matters

Adobe Bridge vulnerability (CVE-2026-48311) allows arbitrary code execution when users open malicious files; no public exploit identified at time of analysis, but the flaw affects creative teams and could enable system compromise, data theft, or network lateral movement.

Business Impact: High
Compensating Controls

Apply vendor patch per advisory APSB26-81. Interim measures until deployment completes: restrict Bridge file handling to trusted sources only, implement endpoint detection and response (EDR) monitoring for Bridge process anomalies, and disable unnecessary file-opening capabilities if operationally feasible.

Threat Intelligence Overview

EPSS Score
0.1%
Top 96% exploitable
Prevalence
Medium
widely used Creative Cloud tool but narrower footprint than Photoshop
Data Quality
6 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

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