CVE-2022-26377

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

21.08% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 97.4% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-06-08 10:00Z4 YR AGO

Last updated

2024-08-03 05:03Z2 YR AGO

Reserved

2022-03-03

Assigning CNA

apache

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-444Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')Base

Data version

5.1

Document digest

c4fc90880adb7963a76d5aed5b8db364739251a0b3dbe702470328202fe84ada

• httpd.apache.orghttps://httpd.apache.org/security/vulnerabilities_24.htmlx_refsource_MISC
• www.openwall.com[oss-security] 20220608 CVE-2022-26377: Apache HTTP Server: mod_proxy_ajp: Possible request smugglinghttp://www.openwall.com/lists/oss-security/2022/06/08/2mailing-listx_refsource_MLIST
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20220624-0005/x_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2022-e620fb15d5https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPY2BLEVJWFH34AX77ZJPLD2OOBYR6ND/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2022-b54a8dee29https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7QUGG2QZWHTITMABFLVXA4DNYUOTPWYQ/vendor-advisoryx_refsource_FEDORA
• security.gentoo.orgGLSA-202208-20https://security.gentoo.org/glsa/202208-20vendor-advisoryx_refsource_GENTOO