How severe is CVE-2024-35296?

CVE-2024-35296 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.

Is CVE-2024-35296 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-35296?

CVE-2024-35296 affects Apache Traffic Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-35296?

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-2024-35296 have an EU (EUVD) identifier?

Yes. CVE-2024-35296 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35267.

When was CVE-2024-35296 published?

CVE-2024-35296 was published on 2024-07-26 and last updated on 2026-06-17.

CVE-2024-35296

CVE-2024-35296 is a high-severity vulnerability in Apache Traffic Server with a CVSS 3.x base score of 8.2. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-35267
Weakness: CWE-20
Affected product: Apache Traffic Server
Published: 2024-07-26
Last modified: 2026-06-17

Description

Invalid Accept-Encoding header can cause Apache Traffic Server to fail cache lookup and force forwarding requests. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4. Users are recommended to upgrade to version 8.1.11 or 9.2.5, which fixes the issue.

Frequently asked questions

What is CVE-2024-35296?: Invalid Accept-Encoding header can cause Apache Traffic Server to fail cache lookup and force forwarding requests. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.10, from 9.0.0 through 9.2.4. Users are recommended to upgrade to version 8.1.11 or 9.2.5, which fixes the issue.
How severe is CVE-2024-35296?: CVE-2024-35296 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
Is CVE-2024-35296 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-35296?: CVE-2024-35296 affects Apache Traffic Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-35296?: 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-2024-35296 have an EU (EUVD) identifier?: Yes. CVE-2024-35296 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35267.
When was CVE-2024-35296 published?: CVE-2024-35296 was published on 2024-07-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*

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