The Proofpoint Insider Threat Management Server (formerly ObserveIT Server) is vulnerable to XML external entity (XXE) injection in the Web
The Proofpoint Insider Threat Management Server (formerly ObserveIT Server) is vulnerable to XML external entity (XXE) injection in the Web Console. The vulnerability requires admin user privileges and knowledge of the XML file's encryption key to successfully exploit. All versions before 7.11 are affected.
- Published
- Apr 6, 2021
- Updated
- Jun 16, 2026
- EPSS
- 0.6% · 48th percentile
- CWE
- CWE-611
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Report tools
Action score
28
Monitor
Low priority for now.
- CVSS
- 28 / 40 · 7.2 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.6%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| proofpoint | insider threat management | cpe:2.3:a:proofpoint:insider_threat_management |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- proofpoint insider threat management7.9.0 and later · before 7.9.3
- proofpoint insider threat management7.10.0 and later · before 7.10.3
- proofpoint insider threat management7.11.0 and later · before 7.11.1
Same product
proofpoint: all recordsOther highest-scoring records for the same primary product.
- CVE-2020-8884rcdsvc in the Proofpoint Insider Threat Management Windows Agent (formerly ObserveIT Windows Agent) before 7.9 allows remote authenticated u36Monitor
- CVE-2021-27900The Proofpoint Insider Threat Management Server (formerly ObserveIT Server) is missing an authorization check on several pages in the Web Co33Monitor
- CVE-2022-25294Proofpoint Insider Threat Management Agent for Windows relies on an inherently dangerous function that could enable an unprivileged local Wi31Monitor
- CVE-2021-22159Insider Threat Management Windows Agent Local Privilege Escalation Vulnerability The Proofpoint Insider Threat Management (formerly ObserveI31Monitor
- CVE-2023-4801ITM MacOS Agent Improper Certificate Validation30Monitor
- CVE-2021-27899The Proofpoint Insider Threat Management Agents (formerly ObserveIT Agent) for MacOS and Linux perform improper validation of the ITM Server29Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- Administrator privileges are required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-611 · Improper Restriction of XML External Entity ReferenceCVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
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Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.