CVE-2023-28686

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-24 · updated 2026-06-17
Weakness: CWE-639

Description

Dino before 0.2.3, 0.3.x before 0.3.2, and 0.4.x before 0.4.2 allows attackers to modify the personal bookmark store via a crafted message. The attacker can change the display of group chats or force a victim to join a group chat; the victim may then be tricked into disclosing sensitive information.

Affected products

Debian Linux: 10.0, 11.0, 12.0
Dino: before 0.2.3; from 0.3.0 before 0.3.2; from 0.4.0 before 0.4.2 — fixed in 0.2.3, 0.3.2, 0.4.2
Fedoraproject Fedora: 36, 37, 38

How to fix

Upgrade to a fixed version: Dino 0.2.3, 0.3.2, 0.4.2. Check the vendor advisory for mitigations.

References

https://dino.im/security/cve-2023-28686/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BQLCEUZS5GPHUQMS7C6W2NS3PHYUFHYF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GOH6NYTLPM52MDIR2IRVUR3REDVWZV6N/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IIWXAK656EHSRIRUHLPBE3AX2I4TMH7M/
https://www.debian.org/security/2023/dsa-5379
https://dino.im/security/cve-2023-28686/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BQLCEUZS5GPHUQMS7C6W2NS3PHYUFHYF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GOH6NYTLPM52MDIR2IRVUR3REDVWZV6N/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IIWXAK656EHSRIRUHLPBE3AX2I4TMH7M/
https://www.debian.org/security/2023/dsa-5379

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