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CVE-2026-21812

Multiple security vulnerabilities affect HCL AppScan Azure Boards Plugin (CVE-2026-12143 and CVE-2026-13149)

CVSS score

2.2

EPSS probability

—

Risk score

0.2

Published

2 h ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

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Vulnerability description

DayBreach AI Explanation

Verified against sources

CVE-2026-21812: HCL AppScan Azure Boards Plugin Vulnerability

Sources read

2

Source agreement

Tam uyum

Evidence confidence

%63

Short explanation

The HCL AppScan Azure Boards Plugin is affected by a Cleartext Transmission of Sensitive Information vulnerability when configured to communicate over HTTP [S0]. This flaw may allow an attacker to intercept credentials or authentication tokens during transmission [S0].

Why does it matter?

This vulnerability allows attackers to intercept sensitive credentials or authentication tokens by observing network traffic during cleartext transmission [S0].

What should be done?

  • Configure communication to use HTTPS [S0]
  • Review plugin configurations [S0]
  • Follow vendor advisories for updates [S0]
Chain of evidence and sources2 verified claims

HCL AppScan Azure Boards Plugin, şifresiz HTTP iletişimi nedeniyle hassas bilgilerin iletilmesi zafiyetinden etkilenmektedir.

S0 · daybreach-canonicalS1 · cvelistS2 · nvd

Saldırganlar bu açık sayesinde aktarım sırasında kimlik bilgilerini veya belirteçleri ele geçirebilir.

S0 · daybreach-canonicalS1 · cvelistS2 · nvd
Show the technical text from the sources

HCL AppScan Azure Boards Plugin is affected by a Cleartext Transmission of Sensitive Information vulnerability when configured to communicate with the AppScan server over HTTP. This could allow an attacker to intercept credentials or authentication tokens during transmission. The plugin has been updated to display a warning when HTTP is used and recommend HTTPS for secure communication.

CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N

CWE: CWE-319

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-21812 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1HCL SoftwareAppScan Integration with Azure Boards for ASoC & A360 View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
2.2CVSS V3_1LOWCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:NCVE CNA
2.2CVSS V31LOWCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:NNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

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Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-21812 is associated with the following CWEs:

CWE-319: Common Weakness Enumeration Entry CWE-319

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-21812 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
UserGerekmiyor

Official Sources and Advisories

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134539vendor-advisory

CVSS Vector Radar Chart

2.2 / 10
Attack VectorNetworkComplexityHighPrivilegesHighUser Interact.NoneConfidentialityHighIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredHigh privileges
User InteractionNone required
Confidentiality (Gizlilik)High
Integrity (Bütünlük)None
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

HS
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HCL Software

Weakness Type (CWE & CAPEC)

CWE-319

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CVE-2026-21812 · Multiple security vulnerabilities affect…