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CVE-2026-16077

A vulnerability was found in AstrBotDevs AstrBot up to 4.25.5. Impacted is the function _normalize_rw_path of the file astrbot/core/tools/computer_tools/fs.py of the component Filesystem Computer-Use Tool. Performing a manipulation results in link following. The attack is only possible with local access. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e15bc3168c00fc9101ccdab074eddaf7e57867fba1907d4bff37d6813f2f39c6
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":4.3,"vectorString":"AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:astrbot:astrbot:*:*:*:*:*:*:*:*"],"modules":["Filesystem Computer-Use Tool"],"product":"AstrBot","vendor":"AstrBotDevs","versions":[{"status":"affected","version":"4.25.0"},{"status":"affected","version":"4.25.1"},{"status":"affected","version":"4.25.2"},{"status":"affected","version":"4.25.3"},{"status":"affected","version":"4.25.4"},{"status":"affected","version":"4.25.5"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":4.3,"vectorString":"AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-59","description":"Link Following","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["exploit"],"url":"https://gist.github.com/YLChen-007/d2581be79bb3caf9a032b0614dfc7728"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/references/4
{"name":"CVE-2026-16077 | CVE Analysis and Report","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-16077"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/references/2
{"name":"Submit #852865 | AstrBotDevs AstrBot <= 4.25.5 Improper Link Resolution Before File Access (CWE-59)","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/852865"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/references/3
{"name":"VDB-379792 | AstrBotDevs AstrBot Filesystem Computer-Use Tool fs.py _normalize_rw_path link following","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/379792"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/references/0
{"name":"VDB-379792 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/379792/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:97a7c10463e7f6d2f116c816fc649c73b9f3977547ce2ef6621e7a2a6a81e9a2 · sha256:e3dee738e1e35fb8… · /containers/cna/references/1

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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