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CVE-2024-45687: HTTP Server incorrectly accepting disallowed characters within header values

• Severity: low (CVSS 2.4 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-01-21 · updated 2026-06-17
• Weakness: CWE-113

Description

Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Request/Response Splitting') vulnerability in Payara Platform Payara Server (Grizzly, REST Management Interface modules), Payara Platform Payara Micro (Grizzly modules) allows Manipulating State, Identity Spoofing.This issue affects Payara Server: from 4.1.151 through 4.1.2.191.51, from 5.20.0 through 5.70.0, from 5.2020.2 through 5.2022.5, from 6.2022.1 through 6.2024.12, from 6.0.0 through 6.21.0; Payara Micro: from 4.1.152 through 4.1.2.191.51, from 5.20.0 through 5.70.0, from 5.2020.2 through 5.2022.5, from 6.2022.1 through 6.2024.12, from 6.0.0 through 6.21.0.

Affected products

• Payara Platform Payara Server: from 4.1.151 through 4.1.2.191.51; from 5.20.0 through 5.70.0; from 5.2020.2 through 5.2022.5; from 6.2022.1 through 6.2024.12; from 6.0.0 through 6.21.0
• Payara Platform Payara Micro: from 4.1.152 through 4.1.2.191.51; from 5.20.0 through 5.70.0; from 5.2020.2 through 5.2022.5; from 6.2022.1 through 6.2024.12; from 6.0.0 through 6.21.0

References

• https://docs.payara.fish/community/docs/6.2025.1/Release%20Notes/Release%20Notes%206.2025.1.html
• https://docs.payara.fish/enterprise/docs/5.71.0/Release%20Notes/Release%20Notes%205.71.0.html
• https://docs.payara.fish/enterprise/docs/Release%20Notes/Release%20Notes%206.22.0.html

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