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.
CVE-2026-69101
Score 7.7 from GitHub Security Advisory (severity: HIGH) published 2026-08-14. a secondary CVSS source baseline 7.7; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.7
- EG Score
- 7.7(high)
- EG Risk
- 51(Track)EG Risk 51/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity77% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 27%
- KEV
- Not listed
Published
August 14, 2026
Last Modified
August 14, 2026
Advisory Details (4)
Auto-updated Aug 14, 2026Datavane TIS v5.0.0 XXE Injection via doEditWorkflow Endpoint | Advisories | VulnCheck
https://www.vulncheck.com/advisories/datavane-tis-xxe-injection-via-doeditworkflow-endpointcommit 2a84a1b84218 (datavane/tis)
Fix landed in datavane/tis commit 2a84a1b84218 — awaiting tagged release
https://github.com/datavane/tis/commit/2a84a1b84218a303e3e0a4823023363d5a7abfa1GitHub - datavane/tis: Support agile DataOps Based on Flink, DataX and Flink-CDC, Chunjun with Web-UI · GitHub
https://github.com/datavane/tis[Vulnerability] Authenticated XXE leading to SSRF/out-of-band file read · Issue #496 · datavane/tis · GitHub
https://github.com/datavane/tis/issues/496Vendor Advisories for CVE-2026-69101(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 31× in last 7d / 31× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-08-20 22:56 UTCEPSS rescore
- 2026-08-20 20:51 UTCGHSA enrichment
- 2026-08-20 07:39 UTCGHSA enrichment
- 2026-08-19 18:26 UTCEG score recompute
- 2026-08-19 18:26 UTCGHSA enrichment
- 2026-08-19 17:04 UTCEPSS rescore
- 2026-08-19 05:12 UTCGHSA enrichment
- 2026-08-18 15:59 UTCEG score recompute
- 2026-08-18 15:59 UTCGHSA enrichment
- 2026-08-18 13:49 UTCEPSS rescore
- 2026-08-18 13:49 UTCEPSS rescore
- 2026-08-18 02:47 UTCEG score recompute
- 2026-08-18 02:47 UTCGHSA enrichment
- 2026-08-17 13:47 UTCEPSS rescore
- 2026-08-17 13:35 UTCGHSA enrichment
- 2026-08-17 00:23 UTCEG score recompute
- 2026-08-17 00:23 UTCGHSA enrichment
- 2026-08-16 14:56 UTCEPSS rescore
- 2026-08-16 14:56 UTCEPSS rescore
- 2026-08-16 11:11 UTCEG score recompute
- 2026-08-16 11:11 UTCGHSA enrichment
- 2026-08-16 02:15 UTCEPSS rescore
- 2026-08-15 22:00 UTCGHSA enrichment
- 2026-08-15 08:48 UTCGHSA enrichment
- 2026-08-14 19:36 UTCEG score recompute
Show 6 moreShow fewer
- 2026-08-14 19:36 UTCGHSA enrichment
- 2026-08-14 19:14 UTCEG score recompute
- 2026-08-14 19:14 UTCGHSA enrichment
- 2026-08-14 15:30 UTCEG score recompute
- 2026-08-14 14:39 UTCEG score recompute
- 2026-08-14 14:38 UTCMITRE cvelistV5first tracked
Frequently asked(5)
What is CVE-2026-69101?
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What is the CVSS score of CVE-2026-69101?
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Dependency Blast Radius
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