CVE-2023-27292
Open Redirect in Opencats 0.9.6
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NCVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.
Summary
CVE-2023-27292 is a medium-severity Open Redirect (CWE-601) vulnerability in Opencats Opencats. Its CVSS base score is 5.4 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Phishing (T1566); ranked in the top 39% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis AI-assisted summary
Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.
CVE-2023-27292 is an open redirect vulnerability in OpenCATS that leads to template injection because of improper validation of user-supplied GET parameters. The flaw is tracked under CWE-601 and carries a CVSS 3.1 score of 5.4 reflecting network attack vector, low complexity, low privileges required, and required user interaction with changed scope.
An attacker who can supply crafted GET parameters to an affected OpenCATS instance may leverage the open redirect to trigger template injection, resulting in limited impacts to confidentiality and integrity.
The EPSS score for this CVE rose from a low baseline to a peak of 0.0774 on 2025-12-11 before receding to the current value of 0.0147, indicating a period of increased exploitation interest after disclosure. Further details are available in the Tenable research report at https://www.tenable.com/security/research/tra-2023-8.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-31070
Vulnerability Data
An open redirect vulnerability exposes OpenCATS to template injection due to improper validation of user-supplied GET parameters.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise Techniques
CVEs Like This One
Affected Assets
Mitigating Controls
Control response
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V3.7.2
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Mitigating Controls (NIST CSF 2.0) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.
Secure SDLC practices directly require input validation and untrusted-redirect controls that prevent CWE-601.
Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.
Preventing access to attacker-controlled or malicious sites stops users from being redirected to untrusted locations via open-redirect or phishing links.