Vulnerability-Lookup

GHSA-H4FJ-XV6R-WVV7

Vulnerability from github – Published: 2026-08-06 00:31 – Updated: 2026-08-06 00:31

Details

A security vulnerability has been detected in ttttonyhe OBlog up to 3ca6a45a2fcc81f6086751d8af124658720e8f8f. This issue affects some unknown processing of the file /tags.php. Such manipulation of the argument day leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

4.3 (Medium)


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

2.1 (Low)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-18968"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-06T00:16:52Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in ttttonyhe OBlog up to 3ca6a45a2fcc81f6086751d8af124658720e8f8f. This issue affects some unknown processing of the file /tags.php. Such manipulation of the argument day leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-h4fj-xv6r-wvv7",
  "modified": "2026-08-06T00:31:31Z",
  "published": "2026-08-06T00:31:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18968"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/hackusman/a1ba43253d6a62ace31ef39ec325e973"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-18968"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/860184"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/386259"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/386259/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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"
    }
  ]
}

CVE-2026-18968 (GCVE-0-2026-18968)

Vulnerability from cvelistv5 – Published: 2026-08-05 23:00 – Updated: 2026-08-06 13:30

Title

ttttonyhe OBlog tags.php cross site scripting

Summary

Severity

5.3 (Medium)


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

4.3 (Medium)


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

4.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-06 13:30 UTC

CWE

CWE-79 - Cross Site Scripting
CWE-94 - Code Injection

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/vuln/386259	vdb-entrytechnical-description
https://vuldb.com/vuln/386259/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18968	third-party-advisory
https://vuldb.com/submit/860184	third-party-advisory
https://gist.github.com/hackusman/a1ba43253d6a62a…	exploit

Impacted products

1 product

Vendor	Product	Version
ttttonyhe	OBlog	Affected: 3ca6a45a2fcc81f6086751d8af124658720e8f8f cpe:2.3:a:ttttonyhe:oblog::::::::

Credits

hackus_man (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-18968",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-06T13:30:33.188610Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-06T13:30:42.514Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:ttttonyhe:oblog:*:*:*:*:*:*:*:*"
          ],
          "product": "OBlog",
          "vendor": "ttttonyhe",
          "versions": [
            {
              "status": "affected",
              "version": "3ca6a45a2fcc81f6086751d8af124658720e8f8f"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "hackus_man (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in ttttonyhe OBlog up to 3ca6a45a2fcc81f6086751d8af124658720e8f8f. This issue affects some unknown processing of the file /tags.php. Such manipulation of the argument day leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The vendor was contacted early about this disclosure but did not respond in any way."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
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            "version": "3.1"
          }
        },
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            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5,
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR",
            "version": "2.0"
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      "problemTypes": [
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          "descriptions": [
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      "providerMetadata": {
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        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
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      "references": [
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          "tags": [
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          ],
          "url": "https://vuldb.com/vuln/386259"
        },
        {
          "name": "VDB-386259 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/386259/cti"
        },
        {
          "name": "CVE-2026-18968 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-18968"
        },
        {
          "name": "Submit #860184 | ttttonyhe OBlog (ttttonyhe/oblog) 0/0 Cross Site Scripting (XSS) - Reflected",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/860184"
        },
        {
          "tags": [
            "exploit"
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        }
      ],
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          "lang": "en",
          "time": "2026-08-05T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-08-05T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-08-05T17:54:49.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "ttttonyhe OBlog tags.php cross site scripting",
      "x_generator": [
        "VulDB PVTS v202608"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-18968",
    "datePublished": "2026-08-05T23:00:10.725Z",
    "dateReserved": "2026-08-05T15:49:44.815Z",
    "dateUpdated": "2026-08-06T13:30:42.514Z",
    "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.

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

Related by attack behaviour

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.

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GHSA-H4FJ-XV6R-WVV7

CVE-2026-18968 (GCVE-0-2026-18968)

Tags

Sightings

Nomenclature

Related by attack behaviour