GHSA-F63H-WC26-PMVC

Vulnerability from github – Published: 2026-05-17 15:31 – Updated: 2026-05-23 00:10
VLAI
Summary
AstrBot: File upload vulnerability in the function post_file of the file astrbot/dashboard/routes/chat.py
Details

A vulnerability was detected in AstrBotDevs AstrBot up to 4.23.5. Impacted is the function post_file of the file astrbot/dashboard/routes/chat.py of the component File Upload Handler. The manipulation of the argument filename results in path traversal. It is possible to launch the attack remotely. The exploit is now public and may be used. Upgrading to version 4.23.6 is recommended to address this issue. The patch is identified as aaec41e5054569ceaa1113593a34da7568e2d211. You should upgrade the affected component.

Severity
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
2.1 (Low)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "AstrBot"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.23.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-8754"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-23T00:10:04Z",
    "nvd_published_at": "2026-05-17T13:16:46Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was detected in AstrBotDevs AstrBot up to 4.23.5. Impacted is the function post_file of the file astrbot/dashboard/routes/chat.py of the component File Upload Handler. The manipulation of the argument filename results in path traversal. It is possible to launch the attack remotely. The exploit is now public and may be used. Upgrading to version 4.23.6 is recommended to address this issue. The patch is identified as aaec41e5054569ceaa1113593a34da7568e2d211. You should upgrade the affected component.",
  "id": "GHSA-f63h-wc26-pmvc",
  "modified": "2026-05-23T00:10:04Z",
  "published": "2026-05-17T15:31:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-8754"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot/commit/aaec41e5054569ceaa1113593a34da7568e2d211"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/YLChen-007/054415c2b63e58813328bc879a90c504"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/AstrBotDevs/AstrBot"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AstrBotDevs/AstrBot/releases/tag/v4.23.6"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/811172"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/364381"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/364381/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "AstrBot: File upload vulnerability in the function post_file of the file astrbot/dashboard/routes/chat.py"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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