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Vulnerability Details :

CVE-2026-0696

Summary
Assigner-ConnectWise
Assigner Org ID-7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Published At-16 Jan, 2026 | 13:34
Updated At-27 Jan, 2026 | 12:14
Rejected At-
Credits

Session Cookies Missing HttpOnly Attribute

In ConnectWise PSA versions older than 2026.1, certain session cookies were not set with the HttpOnly attribute. In some scenarios, this could allow client-side scripts access to session cookie values.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:ConnectWise
Assigner Org ID:7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Published At:16 Jan, 2026 | 13:34
Updated At:27 Jan, 2026 | 12:14
Rejected At:
▼CVE Numbering Authority (CNA)
Session Cookies Missing HttpOnly Attribute

In ConnectWise PSA versions older than 2026.1, certain session cookies were not set with the HttpOnly attribute. In some scenarios, this could allow client-side scripts access to session cookie values.

Affected Products
Vendor
ConnectWise
Product
PSA
Modules
  • PSA Desktop Client
Default Status
unaffected
Versions
Affected
  • All versions prior to 2026.1
Problem Types
TypeCWE IDDescription
CWECWE-1004CWE-1004 Sensitive Cookie Without 'HttpOnly' Flag
Type: CWE
CWE ID: CWE-1004
Description: CWE-1004 Sensitive Cookie Without 'HttpOnly' Flag
Metrics
VersionBase scoreBase severityVector
3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-593CAPEC-593 Session Hijacking
CAPEC ID: CAPEC-593
Description: CAPEC-593 Session Hijacking
Solutions

Cloud Cloud instances are automatically being updated to the latest ConnectWise PSA release. On-premise Apply the 2026.1 release patches and ensure all desktop clients are up to date.

Configurations
Workarounds
Exploits
Credits
finder
Petar Sever (The Missing Link)
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.connectwise.com/company/trust/security-bulletins/2026-01-15-psa-security-fix
N/A
https://www.themissinglink.com.au/security-advisories/cve-2026-0696
N/A
Hyperlink: https://www.connectwise.com/company/trust/security-bulletins/2026-01-15-psa-security-fix
Resource: N/A
Hyperlink: https://www.themissinglink.com.au/security-advisories/cve-2026-0696
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Published At:16 Jan, 2026 | 14:15
Updated At:27 Jan, 2026 | 13:15

In ConnectWise PSA versions older than 2026.1, certain session cookies were not set with the HttpOnly attribute. In some scenarios, this could allow client-side scripts access to session cookie values.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CPE Matches
connectwise
connectwise
>>professional_service_automation>>Versions before 2026.1(exclusive)
cpe:2.3:a:connectwise:professional_service_automation:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-1004Secondary7d616e1a-3288-43b1-a0dd-0a65d3e70a49
CWE ID: CWE-1004
Type: Secondary
Source: 7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.connectwise.com/company/trust/security-bulletins/2026-01-15-psa-security-fix7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Vendor Advisory
https://www.themissinglink.com.au/security-advisories/cve-2026-06967d616e1a-3288-43b1-a0dd-0a65d3e70a49
N/A
Hyperlink: https://www.connectwise.com/company/trust/security-bulletins/2026-01-15-psa-security-fix
Source: 7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Resource:
Vendor Advisory
Hyperlink: https://www.themissinglink.com.au/security-advisories/cve-2026-0696
Source: 7d616e1a-3288-43b1-a0dd-0a65d3e70a49
Resource: N/A

Change History

0
Information is not available yet

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||
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Incorrect Permission Assignment for Critical Resource
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Matching Score-4
Assigner-SICK AG
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Matching Score-4
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CVSS Score-5.3||MEDIUM
EPSS-0.07% / 20.35%
||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
CVE-2025-27453

The HttpOnly flag is set to false on the PHPSESSION cookie. Therefore, the cookie can be accessed by other sources such as JavaScript.

Action-Not Available
Vendor-endressEndress+Hauser
Product-meac300-fnade4_firmwaremeac300-fnade4Endress+Hauser MEAC300-FNADE4
CWE ID-CWE-1004
Sensitive Cookie Without 'HttpOnly' Flag
Details not found