CVE-2025-10869: Stored Cross-site Scripting (XSS) in Oct8ne Chatbot v2.3

Routine

MEDIUM 6.1DOWNGRADE

CVE-2025-10869 is a medium-severity flaw (CVSS 6.1) affecting chatbot. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stored Cross-site Scripting (XSS) in Oct8ne Chatbot v2.3. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by injecting a malicious payload through the creation of a transcript that is sent by email. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user, through /Data/SaveInteractions.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-10-15
Last modified	2026-10-08

Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: oct8ne

Last updated 2026-10-08 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-10-15 13:16 UTCPublished CVE record published
2026-10-08 12:10 UTCUpdated Record last modified

oct8ne chatbot DOWNGRADE

Affected: 2.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3

1. Check installed version

apt-cache policy chatbot || rpm -q chatbot || chatbot --version

2. No fixed release: DOWNGRADE to a release before 2.3 (Debian / Ubuntu)

apt-cache madison chatbot sudo apt install chatbot=<VERSION_BEFORE_2.3> sudo apt-mark hold chatbot

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list chatbot sudo dnf downgrade chatbot-<VERSION_BEFORE_2.3> sudo dnf versionlock add chatbot

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-10869?

chatbot: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-10869 being exploited?

CVE-2025-10869 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-10869 affect?

CVE-2025-10869 affects chatbot. Severity is medium (CVSS 6.1). Stored Cross-site Scripting (XSS) in Oct8ne Chatbot v2.3. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by injecting a malicious payload through the creation of a transcript that is sent by email.

How urgent is CVE-2025-10869?

Priority 25/100. No elevated risk signals yet.

References

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