What’s Vulnerable › Vulnerabilities

CVE-2020-11944

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-20 · updated 2026-06-17
• Weakness: CWE-79

Description

Abe (aka bitcoin-abe) through 0.7.2, and 0.8pre, allows XSS in __call__ in abe.py because the PATH_INFO environment variable is mishandled during a PageNotFound exception.

Affected products

• Bitcoin-Abe Project Bitcoin-Abe: through 0.7.2; 0.8-pre

References

• https://geeknik-labs.com
• https://github.com/bitcoin-abe/bitcoin-abe/blob/d33f6e85de74e708e11cabe4ed0246e12025c726/Abe/abe.py#L253-L254
• https://github.com/bitcoin-abe/bitcoin-abe/issues/292
• https://geeknik-labs.com
• https://github.com/bitcoin-abe/bitcoin-abe/blob/d33f6e85de74e708e11cabe4ed0246e12025c726/Abe/abe.py#L253-L254
• https://github.com/bitcoin-abe/bitcoin-abe/issues/292

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