Vulnerability-Lookup

CVE-2026-18647 (GCVE-0-2026-18647)

Vulnerability from cvelistv5 – Published: 2026-08-03 20:45 – Updated: 2026-08-04 15:05

Title

jina-ai reader Crawler/Puppeteer crawler.ts isValidTLD server-side request forgery

Summary

A security vulnerability has been detected in jina-ai reader up to 1574bfd380d249c86c82db4dace0d9c8fe17e2b1. This issue affects the function isValidTLD of the file /backend/functions/src/cloud-functions/crawler.ts of the component Crawler/Puppeteer. The manipulation leads to server-side request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

7.3 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

7.3 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-04 13:28 UTC

CWE

CWE-918 - Server-Side Request Forgery

Assigner

VulDB

References

5 references

URL	Tags
https://vuldb.com/vuln/385566	vdb-entrytechnical-description
https://vuldb.com/vuln/385566/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18647	third-party-advisory
https://vuldb.com/submit/855011	third-party-advisory
https://github.com/orionyan520/cve_report/issues/8	exploitissue-tracking

Impacted products

1 product

Vendor	Product	Version
jina-ai	reader	Affected: 1574bfd380d249c86c82db4dace0d9c8fe17e2b1 cpe:2.3:a:jina-ai:reader::::::::

Credits

orionyan (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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      {
        "metrics": [
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                "id": "CVE-2026-18647",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          ],
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          "vendor": "jina-ai",
          "versions": [
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              "version": "1574bfd380d249c86c82db4dace0d9c8fe17e2b1"
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    "dateReserved": "2026-08-03T11:22:15.056Z",
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
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      "date": "2026-08-14",
      "epss": "0.00354",
      "percentile": "0.28433"
    },
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}

GHSA-4XP8-858J-G46W

Vulnerability from github – Published: 2026-08-03 21:31 – Updated: 2026-08-03 21:31

Details

Severity

7.3 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

5.5 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-18647"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-03T21:16:37Z",
    "severity": "MODERATE"
  },
  "details": "A security vulnerability has been detected in jina-ai reader up to 1574bfd380d249c86c82db4dace0d9c8fe17e2b1. This issue affects the function isValidTLD of the file /backend/functions/src/cloud-functions/crawler.ts of the component Crawler/Puppeteer. The manipulation leads to server-side request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-4xp8-858j-g46w",
  "modified": "2026-08-03T21:31:37Z",
  "published": "2026-08-03T21:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18647"
    },
    {
      "type": "WEB",
      "url": "https://github.com/orionyan520/cve_report/issues/8"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-18647"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/855011"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/385566"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/385566/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-18647 (GCVE-0-2026-18647)

GHSA-4XP8-858J-G46W

Tags

Sightings

Nomenclature