CVE-2021-20096Public exploitNetwork attack vector

Data alteration via tokenless state-changing requests

Published May 25, 2021 · Updated Aug 3, 2024

Cross-site request forgery in Lucy Parsons Labs OpenOversight 0.6.4 allows remote attackers to alter or delete application data. Image-classification and account, incident, link, note, and description routes accept state-changing requests without CSRF tokens. Exploitation requires a signed-in user to open a crafted link or form; actions execute with that user's permissions, including administrative deletion.

CVSS severity5.3
Medium
EPSS probability0.61%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in Lucy Parsons Labs OpenOversight 0.6.4 allows remote attackers to alter or delete application data. Image-classification and account, incident, link, note, and description routes accept state-changing requests without CSRF tokens. Exploitation requires a signed-in user to open a crafted link or form; actions execute with that user's permissions, including administrative deletion.

The record

CVE
CVE-2021-20096
Published
May 25, 2021
Updated
Aug 3, 2024
Vendor
Lucy Parsons Labs
Product
OpenOversight
Classifications
CWE-352, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 25, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0.6.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Lucy Parsons Labs · OpenOversightversion=0.6.4

Published CVSS scores

5.3TenableCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
T1204.001User Execution: Malicious Link

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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