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CVE-2023-5043Patch(kubernetes / ingress-nginx)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch kubernetes ingress-nginx systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Ingress nginx annotation injection causes arbitrary command execution.

kubernetes CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-20CWE-74

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • ingress-nginx

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
kubernetes
Products
ingress-nginx

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-02-05: 1Patch / Workaround · 2026-02-05: 1Technical Details · 2026-02-05: 102-05
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • z3n@zench4n
    Patch

    Heads up, #K8s crew! 🚨 An old #IngressNginx bug (CVE-2023-5043) is letting attackers rewrite headers. Basically, your grumpy digital doorman is letting shady guests in! 😱 Patch those systems, folks! #Cybersecurity #DevOps Thoughts? 👇 https://cybersecuritynews.com/ingress-nginx-vulnerability/

    Post summary

    An old IngressNginx vulnerability (CVE‑2023‑5043) allows attackers to rewrite HTTP headers, and the tweet urges users to apply a patch.

    00000152
    1.3K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appkubernetesingress-nginx---

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