Red Hat Single Sign-On 7 upload-deployment-url privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$5k-$25k0.43+

Summaryinfo

A vulnerability categorized as problematic has been discovered in Red Hat Fuse 7, JBoss Enterprise Application Platform 7, JBoss Enterprise Application Platform 8, JBoss Enterprise Application Platform Expansion Pack and Single Sign-On 7. This affects an unknown function of the component upload-deployment-url. Such manipulation leads to privileges management. This vulnerability is traded as CVE-2026-12977. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Red Hat Fuse 7, JBoss Enterprise Application Platform 7, JBoss Enterprise Application Platform 8, JBoss Enterprise Application Platform Expansion Pack and Single Sign-On 7 and classified as problematic. Affected by this issue is an unknown functionality of the component upload-deployment-url. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A flaw was found in the deployment-operation family of WildFly Core. Certain handlers, such as upload-deployment-url, lack proper sensitivity classification, allowing an administrator with the restricted "Maintainer" role to read sensitive configuration files. This can lead to the exfiltration of credentials and full administrative control (SuperUser) of the server.

The advisory is shared for download at access.redhat.com. This vulnerability is handled as CVE-2026-12977 since 06/23/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are needed for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 11/09/2026). The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 4.7
VulDB Temp Score: 4.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (redhat): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/23/2026 CVE reserved
11/09/2026 +139 days Advisory disclosed
11/09/2026 +0 days VulDB entry created
11/09/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: redhat.com

Advisory: access.redhat.com
Status: Not defined

CNA: redhat
CVE: CVE-2026-12977 (🔒)

GCVE (CVE): GCVE-0-2026-12977
GCVE (VulDB): GCVE-100-433364

Entryinfo

Created: 11/09/2026 20:56
Changes: 11/09/2026 20:56 (61)
Complete: 🔍
Cache ID: 216::103

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