CVE-2026-29146

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Source
https://cve.org/CVERecord?id=CVE-2026-29146
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29146.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-29146
Aliases
Downstream
Related
Published
2026-04-09T19:21:57.289Z
Modified
2026-07-09T14:14:31.662400243Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default
Details

Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.

Users are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29146.json",
    "cna_assigner": "apache",
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "11.0.0-M1"
                },
                {
                    "last_affected": "11.0.18"
                },
                {
                    "introduced": "10.0.0-M1"
                },
                {
                    "last_affected": "10.1.52"
                },
                {
                    "introduced": "9.0.13"
                },
                {
                    "last_affected": "9.0.115"
                },
                {
                    "introduced": "8.5.38"
                },
                {
                    "last_affected": "8.5.100"
                },
                {
                    "introduced": "7.0.100"
                },
                {
                    "last_affected": "7.0.109"
                }
            ]
        },
        {
            "extracted_events": [
                {
                    "introduced": "11.0.0-M1"
                },
                {
                    "fixed": "11.0.18"
                },
                {
                    "introduced": "10.0.0-M1"
                },
                {
                    "fixed": "10.1.52"
                },
                {
                    "introduced": "9.0.13"
                },
                {
                    "fixed": "9..115"
                },
                {
                    "introduced": "8.5.38"
                },
                {
                    "fixed": "8.5.100"
                },
                {
                    "introduced": "7.0.100"
                },
                {
                    "fixed": "7.0.109"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}
References

Affected packages

Git / github.com/apache/tomcat

Affected ranges

Type
GIT
Repo
https://github.com/apache/tomcat
Events
Introduced
a1ea109bf367ad32361396348845ffd6e524d115
Introduced
4b0b2f6b828d12d150b4de0b64fd6c3849dfcefb
Introduced
706a395be7c34414d04739de69bde986661976ec
Fixed
d2c7dce5e94d6d1d81ad7d66402140b1c1962a53
Introduced
4c8b650437e2464c1c31c6598a263b3805b7a81f
Fixed
f3d5786aa1bd6c2a78d666afc89b2a4570f66593
Introduced
56e547d387ab49f688c93fe9ca082b1b5d94deed
Fixed
1c65de6f27a3bac481514e56e3637785b65a4f2c
Database specific 
{
    "cpe": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "7.0.100"
        },
        {
            "last_affected": "7.0.109"
        },
        {
            "introduced": "8.5.38"
        },
        {
            "last_affected": "8.5.100"
        },
        {
            "introduced": "9.0.13"
        },
        {
            "fixed": "9.0.116"
        },
        {
            "introduced": "10.0.0"
        },
        {
            "fixed": "10.1.53"
        },
        {
            "introduced": "11.0.0"
        },
        {
            "fixed": "11.0.20"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29146.json"