GHSA-PFRG-4VG3-G532
Vulnerability from github – Published: 2026-08-14 15:32 – Updated: 2026-08-14 15:32Datavane TIS v5.0.0 contains an XML external entity (XXE) injection vulnerability that allows authenticated attackers to perform server-side request forgery and out-of-band file exfiltration by supplying a crafted taskScript payload to the doEditWorkflow endpoint, which processes XML through an unhardened DocumentBuilderFactory with external entities and DTD loading enabled. Attackers can send a malicious XML document containing an external DTD reference to the edit_workflow action, causing the server to issue outbound HTTP requests to attacker-controlled infrastructure and exfiltrate local files readable by the TIS process user, including configuration files and Derby database credentials.
{
"affected": [],
"aliases": [
"CVE-2026-69101"
],
"database_specific": {
"cwe_ids": [
"CWE-611"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2026-08-14T15:17:10Z",
"severity": "HIGH"
},
"details": "Datavane TIS v5.0.0 contains an XML external entity (XXE) injection vulnerability that allows authenticated attackers to perform server-side request forgery and out-of-band file exfiltration by supplying a crafted taskScript payload to the doEditWorkflow endpoint, which processes XML through an unhardened DocumentBuilderFactory with external entities and DTD loading enabled. Attackers can send a malicious XML document containing an external DTD reference to the edit_workflow action, causing the server to issue outbound HTTP requests to attacker-controlled infrastructure and exfiltrate local files readable by the TIS process user, including configuration files and Derby database credentials.",
"id": "GHSA-pfrg-4vg3-g532",
"modified": "2026-08-14T15:32:51Z",
"published": "2026-08-14T15:32:51Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-69101"
},
{
"type": "WEB",
"url": "https://github.com/datavane/tis/issues/496"
},
{
"type": "WEB",
"url": "https://github.com/datavane/tis/commit/2a84a1b84218a303e3e0a4823023363d5a7abfa1"
},
{
"type": "WEB",
"url": "https://github.com/datavane/tis"
},
{
"type": "WEB",
"url": "https://www.vulncheck.com/advisories/datavane-tis-xxe-injection-via-doeditworkflow-endpoint"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/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"
}
]
}
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