What’s Vulnerable › Vulnerabilities

CVE-2020-27196

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-06 · updated 2026-06-17
• Weakness: CWE-787

Description

An issue was discovered in PlayJava in Play Framework 2.6.0 through 2.8.2. The body parsing of HTTP requests eagerly parses a payload given a Content-Type header. A deep JSON structure sent to a valid POST endpoint (that may or may not expect JSON payloads) causes a StackOverflowError and Denial of Service.

Affected products

• playframework: through 2.6.25; from 2.7.0 through 2.7.5; from 2.8.0 through 2.8.2

References

• https://www.playframework.com/security/vulnerability
• https://www.playframework.com/security/vulnerability/CVE-2020-27196-DosViaJsonStackOverflow
• https://www.playframework.com/security/vulnerability
• https://www.playframework.com/security/vulnerability/CVE-2020-27196-DosViaJsonStackOverflow

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