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CVE-2026-24058

Soft Serve is a self-hostable Git server for the command line. Versions 0.11.2 and below have a critical authentication bypass vulnerability that allows an attacker to impersonate any user (including admin) by "offering" the victim's public key during the SSH handshake before authenticating with their own valid key. This occurs because the user identity is stored in the session context during the "offer" phase and is not cleared if that specific authentication attempt fails. This issue has been
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:272593194d64858ddf7bc3510279cfc6b885f014db946be9374e5a8dea753b3e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"soft-serve","vendor":"charmbracelet","versions":[{"status":"affected","version":"< 0.11.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.1,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-289","description":"CWE-289: Authentication Bypass by Alternate Name","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/charmbracelet/soft-serve/commit/8539f9ad39918b67d612a35785a2b4326efc8741","tags":["x_refsource_MISC"],"url":"https://github.com/charmbracelet/soft-serve/commit/8539f9ad39918b67d612a35785a2b4326efc8741"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/references/1
{"name":"https://github.com/charmbracelet/soft-serve/releases/tag/v0.11.3","tags":["x_refsource_MISC"],"url":"https://github.com/charmbracelet/soft-serve/releases/tag/v0.11.3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/references/2
{"name":"https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-pchf-49fh-w34r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-pchf-49fh-w34r"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:46e10a117bf29327f980f96b62ff7054a19ab0ffb41a8d7c2894508f4d62751b · sha256:869b7d47efa7cc73… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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