CVE-2021-44123: Unrestricted Upload of File with Dangerous Type

January 26, 2022 (updated February 2, 2022)

SPIP is affected by a remote command execution vulnerability. To exploit the vulnerability, an attacker must craft a malicious picture with a double extension, upload it and then click on it to execute it.

References

git.spip.net/spip/spip/commit/1cf91def15966406ddd0488cf9d1ecd1ae82d47a
nvd.nist.gov/vuln/detail/CVE-2021-44123

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