ulisesbocchio jasypt-spring-boot up to 3.0.5/4.0.4 Password Hash SimpleGCMConfig.java getSecretKeySaltGenerator hash predictable salt

Summaryinfo

A vulnerability has been found in ulisesbocchio jasypt-spring-boot up to 3.0.5/4.0.4 and classified as problematic. Affected by this issue is the function getSecretKeySaltGenerator of the file jasypt-spring-boot/src/main/java/com/ulisesbocchio/jasyptspringboot/encryptor/SimpleGCMConfig.java of the component Password Hash Handler. The manipulation leads to hash predictable salt. This vulnerability is listed as CVE-2026-9370. The attack may be initiated remotely. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in ulisesbocchio jasypt-spring-boot up to 3.0.5/4.0.4 and classified as problematic. This issue affects the function getSecretKeySaltGenerator of the file jasypt-spring-boot/src/main/java/com/ulisesbocchio/jasyptspringboot/encryptor/SimpleGCMConfig.java of the component Password Hash Handler. The manipulation with an unknown input leads to a hash predictable salt vulnerability. Using CWE to declare the problem leads to CWE-760. The product uses a one-way cryptographic hash against an input that should not be reversible, such as a password, but the product uses a predictable salt as part of the input. Impacted is confidentiality.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-9370. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1110.002 for this issue.

The exploit is available at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-31584). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• ulisesbocchio

Name

• jasypt-spring-boot

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4

Website

• Product: https://github.com/ulisesbocchio/jasypt-spring-boot/

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Accepted

• Submit #813198: Ulises Bocchio jasypt-spring-boot 3.0.0 to 4.0.4 Cryptographic Issues (by zyhhoward)

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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