How severe is CVE-2024-34515?

CVE-2024-34515 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-34515 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-34515?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-34515 have an EU (EUVD) identifier?

Yes. CVE-2024-34515 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1463.

When was CVE-2024-34515 published?

CVE-2024-34515 was published on 2024-05-05 and last updated on 2026-06-17.

CVE-2024-34515

CVE-2024-34515 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-502.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-1463
Weakness: CWE-502
Published: 2024-05-05
Last modified: 2026-06-17

Description

image-optimizer before 1.7.3 allows PHAR deserialization, e.g., the phar:// protocol in arguments to file_exists().

Frequently asked questions

What is CVE-2024-34515?: image-optimizer before 1.7.3 allows PHAR deserialization, e.g., the phar:// protocol in arguments to file_exists().
How severe is CVE-2024-34515?: CVE-2024-34515 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-34515 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-34515?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-34515 have an EU (EUVD) identifier?: Yes. CVE-2024-34515 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-1463.
When was CVE-2024-34515 published?: CVE-2024-34515 was published on 2024-05-05 and last updated on 2026-06-17.

References

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