Gladys Assistant before 5.1.0 contains a password reset link poisoning vulnerability that allows unauthenticated remote attackers to obtain valid password reset tokens for any account by exploiting the client-supplied origin parameter in the forgot_password endpoint without server-side validation. Attackers can send a crafted request specifying an attacker-controlled origin, causing the victim to receive a poisoned reset link that discloses the session token to the attacker, enabling full account takeover including administrator accounts.
PUBLISHED5.2CWE-640x_open-source
Gladys Assistant < 5.1.0 Password Reset Link Poisoning via forgot_password Endpoint
Problem type
Affected products
Gladys Assistant
Gladys Assistant
< 5.1.0 - AFFECTED
References
Maintainer Blog
https://gladysassistant.com/blog/gladys-5-1-integration-widgets-and-scenes/
Release Notes
https://github.com/GladysAssistant/Gladys/releases/tag/v5.1.0
vulncheck.com
https://www.vulncheck.com/advisories/gladys-assistant-password-reset-link-poisoning-via-forgot-password-endpoint
JSON source
https://cveawg.mitre.org/api/cve/CVE-2026-93340Click to expand
{
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"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-93340",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"dateUpdated": "2026-09-21T21:21:58.925Z",
"dateReserved": "2026-09-17T18:41:40.757Z",
"datePublished": "2026-09-21T21:21:58.925Z",
"state": "PUBLISHED"
},
"containers": {
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},
"datePublic": "2026-09-21T00:00:00.000Z",
"title": "Gladys Assistant < 5.1.0 Password Reset Link Poisoning via forgot_password Endpoint",
"descriptions": [
{
"lang": "en",
"value": "Gladys Assistant before 5.1.0 contains a password reset link poisoning vulnerability that allows unauthenticated remote attackers to obtain valid password reset tokens for any account by exploiting the client-supplied origin parameter in the forgot_password endpoint without server-side validation. Attackers can send a crafted request specifying an attacker-controlled origin, causing the victim to receive a poisoned reset link that discloses the session token to the attacker, enabling full account takeover including administrator accounts."
}
],
"affected": [
{
"vendor": "Gladys Assistant",
"product": "Gladys Assistant",
"repo": "https://github.com/GladysAssistant/Gladys",
"defaultStatus": "unaffected",
"versions": [
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"problemTypes": [
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"descriptions": [
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"description": "Weak Password Recovery Mechanism for Forgotten Password",
"cweId": "CWE-640",
"type": "CWE"
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"cvssV3_1": {
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"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE",
"baseScore": 6.8,
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}