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GHSA-JGG9-RW32-44PJ

Vulnerability from github – Published: 2026-05-14 20:15 – Updated: 2026-06-09 10:19

Summary

Electerm: Importing unsafe bookmark data could lead to unsafe operation when clicking local type bookmark

Details

Impact

Persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who have electerm sync configured (gist/WebDAV). The attacker can inject exec* fields or global config to cause remote code to run when a bookmark is opened or when sync is applied.

Patches

Not yet

Workarounds

Do not import unsafe data

References

Report / credit: https://github.com/Curly-Haired-Baboon
Electerm releases: https://github.com/electerm/electerm/releases

Severity

9.4 (Critical)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "electerm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "3.8.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-45058"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-345",
      "CWE-494",
      "CWE-915",
      "CWE-94"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-14T20:15:42Z",
    "nvd_published_at": "2026-05-28T18:16:34Z",
    "severity": "CRITICAL"
  },
  "details": "### Impact\n_Persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who have electerm sync configured (gist/WebDAV). The attacker can inject `exec*` fields or global config to cause remote code to run when a bookmark is opened or when sync is applied._\n\n### Patches\n\nNot yet\n\n### Workarounds\n- Do not import unsafe data\n\n### References\n- Report / credit: https://github.com/Curly-Haired-Baboon\n- Electerm releases: https://github.com/electerm/electerm/releases",
  "id": "GHSA-jgg9-rw32-44pj",
  "modified": "2026-06-09T10:19:27Z",
  "published": "2026-05-14T20:15:42Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/electerm/electerm/security/advisories/GHSA-jgg9-rw32-44pj"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45058"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/electerm/electerm"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Electerm: Importing unsafe bookmark data could lead to unsafe operation when clicking local type bookmark"
}

CVE-2026-45058 (GCVE-0-2026-45058)

Vulnerability from cvelistv5 – Published: 2026-05-28 17:20 – Updated: 2026-05-30 02:04

Title

electerm: Import unsafe bookmark data could lead to unsafe operation when click local type bookmark

Summary

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In 3.8.8 and earlier, there is persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who have electerm sync configured (gist/WebDAV). The attacker can inject exec* fields or global config to cause remote code to run when a bookmark is opened or when sync is applied.

Severity

9.4 (Critical)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-30 02:03 UTC

CWE

CWE-94 - Improper Control of Generation of Code ('Code Injection')
CWE-345 - Insufficient Verification of Data Authenticity
CWE-494 - Download of Code Without Integrity Check
CWE-915 - Improperly Controlled Modification of Dynamically-Determined Object Attributes

Assigner

GitHub_M mitre root

References

1 reference

URL	Tags
https://github.com/electerm/electerm/security/adv…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
electerm	electerm	Affected: <= 3.8.8

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-45058",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-30T02:03:52.146092Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-30T02:04:03.353Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "electerm",
          "vendor": "electerm",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 3.8.8"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In 3.8.8 and earlier, there is persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who have electerm sync configured (gist/WebDAV). The attacker can inject exec* fields or global config to cause remote code to run when a bookmark is opened or when sync is applied."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.4,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "ACTIVE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-94",
              "description": "CWE-94: Improper Control of Generation of Code (\u0027Code Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-345",
              "description": "CWE-345: Insufficient Verification of Data Authenticity",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-494",
              "description": "CWE-494: Download of Code Without Integrity Check",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-915",
              "description": "CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-28T17:20:41.799Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/electerm/electerm/security/advisories/GHSA-jgg9-rw32-44pj",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/electerm/electerm/security/advisories/GHSA-jgg9-rw32-44pj"
        }
      ],
      "source": {
        "advisory": "GHSA-jgg9-rw32-44pj",
        "discovery": "UNKNOWN"
      },
      "title": "electerm: Import unsafe bookmark data could lead to unsafe operation when click local type bookmark"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-45058",
    "datePublished": "2026-05-28T17:20:41.799Z",
    "dateReserved": "2026-05-08T18:07:27.342Z",
    "dateUpdated": "2026-05-30T02:04:03.353Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

GHSA-JGG9-RW32-44PJ

Impact

Patches

Workarounds

References

CVE-2026-45058 (GCVE-0-2026-45058)

Tags

Sightings

Nomenclature

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