CVE-2026-72545

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Source
https://cve.org/CVERecord?id=CVE-2026-72545
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72545.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-72545
Published
2026-08-11T11:09:17.003Z
Modified
2026-08-13T04:02:58.161643535Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
OpenSignLabs OpenSign - Insecure Direct Object Reference
Details

An insecure direct object reference vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to write to any contact record via the updatecontacttour Parse cloud function. The function performs no authentication or authorization before updating the target contact record. An attacker can corrupt or overwrite contact data for any user in the system without credentials.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72545.json",
    "cna_assigner": "TuranSec",
    "cwe_ids": [
        "CWE-639"
    ]
}
References

Affected packages

Git / github.com/opensignlabs/opensign

Affected ranges

Type
GIT
Repo
https://github.com/opensignlabs/opensign
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a56b87a7020de74b0f7dda29d7ec3de382a456bb
Database specific
Show details 
{
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.37.0"
        },
        {
            "fixed": "2.37.0"
        }
    ]
}

Affected versions

1.*
1.3.2-beta
v1.*
v1.0.3
v1.0.5-beta
v1.0.6-beta
v1.0.7-beta
v1.1.0-beta
v1.1.1-beta
v1.2.0-beta
v1.2.1-beta
v1.2.2-beta
v1.3.0-beta
v1.3.1-beta
v1.4.0-beta
v1.4.1
v1.4.2
v1.5.0
v1.5.1
v1.5.8
v1.6.0
v1.6.1
v1.6.2
v1.7.0
v1.7.1
v1.7.2
v1.7.3
v1.8.0
v1.8.1
v2.*
v2.0.0
v2.1.0
v2.1.1
v2.1.2
v2.12.0
v2.13.0
v2.15.0
v2.16.0
v2.17.0
v2.18.0
v2.19.0
v2.19.1
v2.19.2
v2.2.0
v2.20.0
v2.20.1
v2.21.0
v2.21.1
v2.22.0
v2.23.0
v2.24.1
v2.25.0
v2.26.0
v2.27.2
v2.28.0
v2.29.0
v2.29.1
v2.29.2
v2.3.0
v2.3.1
v2.3.2
v2.3.3
v2.30.0
v2.31.0
v2.32.0
v2.33.0
v2.34.0
v2.35.0
v2.36.0
v2.4.0
v2.4.1
v2.5.0
v2.6.0
v2.7.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72545.json"