CVE-2023-50969 — Thales Imperva SecureSphere WAF 14

Thales Imperva SecureSphere WAF 14.7.0.40 allows remote attackers to bypass WAF rules via a crafted POST request, a different vulnerability than CVE-2021-45468.

01What is this vulnerability?

Thales Imperva SecureSphere WAF 14.7.0.40 allows remote attackers to bypass WAF rules via a crafted POST request, a different vulnerability than CVE-2021-45468.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2024-03-28T00:00:00.000Z
• Last modified: 2025-03-13T15:46:53.580Z

09References

• docs.imperva.com — https://docs.imperva.com/bundle/v14.7-waf-administration-guide/page/9282.htm
• www.hoyahaxa.com — https://www.hoyahaxa.com/2024/03/imperva-waf-bypass-cve-2023-50969.html