How severe is CVE-2024-3186?

CVE-2024-3186 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-3186 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-3186?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-3186 have an EU (EUVD) identifier?

Yes. CVE-2024-3186 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31778.

When was CVE-2024-3186 published?

CVE-2024-3186 was published on 2024-10-17 and last updated on 2026-06-17.

CVE-2024-3186

CVE-2024-3186 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31778
Weakness: CWE-476
Published: 2024-10-17
Last modified: 2026-06-17

Description

CWE-476 NULL Pointer Dereference vulnerability in the evalExpr() function of GoAhead Web Server (version <= 6.0.0) when compiled with the ME_GOAHEAD_JAVASCRIPT flag. This vulnerability allows a remote attacker with the privileges to modify JavaScript template (JST) files to trigger a crash and cause a Denial of Service (DoS) by providing malicious templates.

Frequently asked questions

What is CVE-2024-3186?: CWE-476 NULL Pointer Dereference vulnerability in the evalExpr() function of GoAhead Web Server (version <= 6.0.0) when compiled with the ME_GOAHEAD_JAVASCRIPT flag. This vulnerability allows a remote attacker with the privileges to modify JavaScript template (JST) files to trigger a crash and cause a Denial of Service (DoS) by providing malicious templates.
How severe is CVE-2024-3186?: CVE-2024-3186 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-3186 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-3186?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-3186 have an EU (EUVD) identifier?: Yes. CVE-2024-3186 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31778.
When was CVE-2024-3186 published?: CVE-2024-3186 was published on 2024-10-17 and last updated on 2026-06-17.

References

https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2024-3186

Other CWE-476 (NULL Pointer Dereference) vulnerabilities

CVE-2022-36648 — Critical (CVSS 10.0): The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier,…
CVE-2020-14500 — Critical (CVSS 10.0): Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
CVE-2010-2495 — Critical (CVSS 10.0): The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does…
CVE-2026-46195 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building…
CVE-2026-31657 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: batman-adv: hold claim backbone gateways by…
CVE-2026-31436 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor…

Browse all CWE-476 (NULL Pointer Dereference) vulnerabilities →