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CVE Record

CVE-2026-25721: Copeland XWEB and XWEB Pro OS Command Injection

An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by injecting malicious input into the server username and/or password fields of the restore action in the API V1 route.

HighCVSS 8Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2026-25721 lets a logged-in attacker run operating-system commands through a restore function in Copeland XWEB Pro. Successful exploitation could compromise the device and affect confidentiality, integrity, and availability. The issue is rated high, but requires authenticated high-privilege access and high attack complexity.

Executive priority

Prioritize review where XWEB Pro supports operationally important environments or is network-accessible. This is not currently described as exploited in the wild, but successful abuse could give an insider or compromised administrator full system control. Treat as high-priority validation and remediation planning.

Technical view

The flaw is CWE-78 OS command injection in the API V1 restore route. XWEB Pro version 1.12.1 and prior are described as affected. Malicious input in restore action server username and/or password fields can lead to remote code execution. CVSS 3.1 score is 8.0: AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Likely exposure

Exposure is most relevant where Copeland XWEB Pro 1.12.1 or earlier is deployed and reachable by authenticated users over a network. The provided affected-product metadata is ambiguous, listing several XWEB PRO models with version “0” and default status “unaffected,” so asset owners should verify directly against vendor and CISA guidance.

Exploitation context

No active exploitation is stated in the provided sources, and the CVE is not marked in CISA KEV. The attacker must already have high privileges, but success could produce remote code execution on the target system. Internet exposure or weak account controls would increase practical risk.

Researcher notes

The key uncertainty is affected-product mapping: the description names XWEB Pro 1.12.1 and prior, while structured affected entries show model names with version “0” and default status “unaffected.” Avoid broad assumptions. Validate against Copeland and CISA advisory content before declaring scope or closure.

Mitigation direction

  • Review Copeland’s software update page for fixed versions or vendor instructions.
  • Review CISA ICSA-26-057-10 for official remediation guidance.
  • Identify all XWEB Pro systems and confirm installed versions.
  • Restrict network access to XWEB management interfaces.
  • Limit restore-function access to trusted administrators only.
  • Use strong authentication and remove unnecessary privileged accounts.

Validation and detection

  • Inventory Copeland XWEB and XWEB Pro deployments.
  • Confirm whether any system runs XWEB Pro 1.12.1 or earlier.
  • Check whether API V1 restore functionality is enabled or accessible.
  • Review privileged account lists and recent administrative activity.
  • Confirm compensating controls restrict management access.
  • Track vendor and CISA advisories for updated affected-version details.
Prepared
Confidence
medium
Sources
5

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-78: Command execution behavior lookup

Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2026-25721 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
8 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
8CVSS 3.1HighCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H1.36Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8High
CVSS 3.1 vector shape for CVE-2026-25721Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
CopelandCopeland XWEB 300D PRO0unaffected
CopelandCopeland XWEB 500D PRO0unaffected
CopelandCopeland XWEB 500B PRO0unaffected
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.