Vulnerability-Lookup

CERTFR-2026-AVI-0503

Vulnerability from certfr_avis - Published: 2026-04-27 - Updated: 2026-04-27

De multiples vulnérabilités ont été découvertes dans les produits Microsoft. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

Vendor	Product	Description
Microsoft	Azure Linux	azl3 mysql 8.0.45-2 versions antérieures à 8.0.46-1
Microsoft	CBL Mariner	cbl2 cri-o 1.22.3-20 versions antérieures à 1.22.3-21
Microsoft	Azure Linux	azl3 protobuf 25.3-6 versions antérieures à 25.3-7
Microsoft	CBL Mariner	cbl2 mysql 8.0.45-3 versions antérieures à 8.0.46-1

References

Title

Publication Time

CVE-2026-21998 (GCVE-0-2026-21998)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:34 – Updated: 2026-04-22 14:03

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Severity

4.9 (Medium)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22001 (GCVE-0-2026-22001)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 14:07

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).

Severity

2.7 (Low)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22002 (GCVE-0-2026-22002)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 14:09

Summary

Severity

4.9 (Medium)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22004 (GCVE-0-2026-22004)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 14:11

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Severity

4.9 (Medium)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22005 (GCVE-0-2026-22005)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 14:12

Summary

Severity

4.9 (Medium)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22009 (GCVE-0-2026-22009)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 13:36

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Severity

6.5 (Medium)


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

CWE

Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22015 (GCVE-0-2026-22015)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 13:35

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Severity

4.3 (Medium)


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

CWE

Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-22017 (GCVE-0-2026-22017)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 14:12

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Severity

6.5 (Medium)


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

CWE

Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-34267 (GCVE-0-2026-34267)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 13:57

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.45. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Severity

4.9 (Medium)


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

CWE

Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom)

Show details on NVD website

JSON

To clipboard

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CVE-2026-34270 (GCVE-0-2026-34270)

Vulnerability from cvelistv5 – Published: 2026-04-21 20:35 – Updated: 2026-04-22 13:54

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Severity

6.5 (Medium)


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

CWE

Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Assigner

oracle

References

1 reference

URL	Tags
https://www.oracle.com/security-alerts/cpuapr2026.html	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Oracle Corporation	MySQL Server	Affected: 8.0.0 , ≤ 8.0.45 (custom) Affected: 8.4.0 , ≤ 8.4.8 (custom) Affected: 9.0.0 , ≤ 9.6.0 (custom)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CERTFR-2026-AVI-0503

Solutions

CVE-2026-21998 (GCVE-0-2026-21998)

CVE-2026-22001 (GCVE-0-2026-22001)

CVE-2026-22002 (GCVE-0-2026-22002)

CVE-2026-22004 (GCVE-0-2026-22004)

CVE-2026-22005 (GCVE-0-2026-22005)

CVE-2026-22009 (GCVE-0-2026-22009)

CVE-2026-22015 (GCVE-0-2026-22015)

CVE-2026-22017 (GCVE-0-2026-22017)

CVE-2026-34267 (GCVE-0-2026-34267)

CVE-2026-34270 (GCVE-0-2026-34270)

Tags

Sightings

Nomenclature