CVE-2026-9137Patch(misp-project / misp)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch misp-project misp systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

The CSP report endpoint in MISP intended to limit logged CSP reports to 1 KB but incorrectly allowed reports up to 1 MB before truncation. On deployments where the endpoint is reachable by untrusted clients, this could allow attackers to generate excessive log volume and contribute to resource exhaustion or log flooding.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-400

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.

  • misp

Threat summary

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

What's happening

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

Affected systems

Products
misp

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-21: 1Patch / Workaround · 2026-05-21: 105-21
Signal classification1 categories
Patch
1100.0%
Referenced assets2 URLs
Full discourse1 post
  • Seth Kraft@skraft09
    Patch

    Proud to announce two new vulnerabilities were published today from my independent research! 🎉 Affecting MISP version 2.5.37 and prior. CVE-2026-9136 👉 https://github.com/advisories/GHSA-hfjr-4239-84fm CVE-2026-9137 👉 https://github.com/advisories/GHSA-gfvj-j222-m85v - Wrote two security patches to resolve the vulnerabilities. - Maintainer reviewed, approved, and merged the fixes. - Fixes are included in the release of MISP 2.5.38. Grateful for the opportunity to collaborate with the MISP Team! #TogetherWeHitHarder

    Post summary

    The author announces the discovery of CVE-2026-9136 and CVE-2026-9137 in MISP 2.5.37 and earlier, provides advisory links, and confirms that patches have been written and incorporated into MISP 2.5.38, making patch release the central focus.

    01063389
    570 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appmisp-projectmisp---

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