An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application's display. This allows for various kinds of social engineering attacks. This CVE is for Jitsi 2.5.5061 - 2.9.5544.
{
"unresolved_ranges": [
{
"vendor_product": "jitsi:jitsi",
"cpes": [
"cpe:2.3:a:jitsi:jitsi:2.5.5061:*:*:*:*:*:*:*",
"cpe:2.3:a:jitsi:jitsi:2.9.5544:*:*:*:*:*:*:*"
],
"extracted_events": [
{
"introduced": "2.5.5061"
},
{
"last_affected": "2.5.5061"
},
{
"introduced": "2.9.5544"
},
{
"last_affected": "2.9.5544"
}
],
"source": "CPE_STRING"
}
]
}"2026-07-08T16:53:24Z"
[
{
"id": "CVE-2017-5603-34cc6793",
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"107578669910084079894611907846344324764",
"143909334712409636331827581362332141657",
"12902339851635929102351687526928292194",
"324089159069590738857614046580844865286"
]
},
"source": "https://github.com/jitsi/jitsi/commit/7d66da61b316c9480b63000f831b6de723b87315",
"target": {
"file": "src/net/java/sip/communicator/impl/protocol/jabber/OperationSetBasicInstantMessagingJabberImpl.java"
}
},
{
"id": "CVE-2017-5603-c259804c",
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1",
"digest": {
"length": 3643.0,
"function_hash": "273513514354543505449521079392273462612"
},
"source": "https://github.com/jitsi/jitsi/commit/7d66da61b316c9480b63000f831b6de723b87315",
"target": {
"function": "processPacket",
"file": "src/net/java/sip/communicator/impl/protocol/jabber/OperationSetBasicInstantMessagingJabberImpl.java"
}
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-5603.json"