CVE-2026-21431

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Source
https://cve.org/CVERecord?id=CVE-2026-21431
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21431.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-21431
Aliases
  • GHSA-9vc2-crhr-248x
Published
2026-01-02T18:49:03.202Z
Modified
2026-03-10T14:47:15.931152Z
Severity
  • 2.0 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P CVSS Calculator
Summary
Emlog vulnerable to stored Cross-site Scripting via image name
Details

Emlog is an open source website building system. Version 2.5.23 has a stored cross-site scripting vulnerability in the Resource media library function while publishing an article. As of time of publication, no known patched versions are available.

Database specific 
{
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21431.json"
}
References

Affected packages

Git / github.com/emlog/emlog

Affected ranges

Type
GIT
Repo
https://github.com/emlog/emlog
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
357cf42d18ae7dc6296728a737c16c835e9ec159
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "= 2.5.23"
        }
    ]
}

Affected versions

5.*
5.3.1
6.*
6.0.0
6.1.0
Other
ci
pro-test-01
pro-test-02
emlog_5.*
emlog_5.1.2
emlog_5.1.3
emlog_5.2.0
emlog_5.2.1
emlog_5.3.0
pro-1.*
pro-1.0.0
pro-1.0.1
pro-1.0.2
pro-1.0.3
pro-1.0.4
pro-1.0.5
pro-1.0.6
pro-1.0.7
pro-1.0.8
pro-1.1.0
pro-1.1.1
pro-1.2.0
pro-1.2.1
pro-1.2.2
pro-1.3.0
pro-1.3.1
pro-1.4.0
pro-1.5.0
pro-1.5.0.new
pro-1.5.1
pro-1.6.0
pro-1.7.0
pro-1.7.1
pro-1.8.0
pro-1.9.0
pro-1.9.1
pro-1.9.2
pro-1.9.3
pro-2.*
pro-2.0.0
pro-2.0.1
pro-2.0.2
pro-2.0.3
pro-2.1.0
pro-2.1.1
pro-2.1.10
pro-2.1.11
pro-2.1.12
pro-2.1.13
pro-2.1.14
pro-2.1.15
pro-2.1.2
pro-2.1.3
pro-2.1.4
pro-2.1.5
pro-2.1.6
pro-2.1.7
pro-2.1.8
pro-2.1.9
pro-2.2.0
pro-2.2.1
pro-2.2.10
pro-2.2.11
pro-2.2.2
pro-2.2.3
pro-2.2.4
pro-2.2.5
pro-2.2.6
pro-2.2.7
pro-2.2.8
pro-2.2.9
pro-2.3.0
pro-2.3.1
pro-2.3.10
pro-2.3.11
pro-2.3.12
pro-2.3.13
pro-2.3.14
pro-2.3.15
pro-2.3.16
pro-2.3.17
pro-2.3.18
pro-2.3.2
pro-2.3.3
pro-2.3.4
pro-2.3.5
pro-2.3.6
pro-2.3.7
pro-2.3.8
pro-2.3.9
pro-2.4.0
pro-2.4.1
pro-2.4.2
pro-2.4.3
pro-2.5.1
pro-2.5.10
pro-2.5.11
pro-2.5.12
pro-2.5.13
pro-2.5.14
pro-2.5.15
pro-2.5.16
pro-2.5.17
pro-2.5.18
pro-2.5.19
pro-2.5.2
pro-2.5.20
pro-2.5.21
pro-2.5.22
pro-2.5.23
pro-2.5.3
pro-2.5.4
pro-2.5.5
pro-2.5.6
pro-2.5.7
pro-2.5.8
pro-2.5.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21431.json"