CVE-2025-47729
Confirmed PUBLISHEDThe TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is...
1 day faster than CISA KEV
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is different functionality than described in the TeleMessage "End-to-End encryption from the mobile phone through to the corporate archive" documentation, as exploited in the wild in May 2025.
- CVE Published
- May 08, 2025
- Exploitation Reported
- Jun 01, 2026
- CVSS
- 1.9 Low
- EPSS
- 0.4%
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| TeleMessage |
archiving backend
|
0 to <= 2025-05-05 |
Affected |
CVE References
- news.ycombinator.com/item news.ycombinator.com · CVE Record https://news.ycombinator.com/item?id=43909220
- arstechnica.com/security/2025/05/signal-clone-used-by-trump-... arstechnica.com · CVE Record https://arstechnica.com/security/2025/05/signal-clone-used-by-trump-o...
- theregister.com/2025/05/05/telemessage_investigating theregister.com · CVE Record https://www.theregister.com/2025/05/05/telemessage_investigating/
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CVE First | 2026-06-01 10:37 UTC |
| CISA | 2026-06-02 14:08 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
Exploitation Status
Exploited in the wild
Recorded 2026-06-01 10:37:52 UTC · CVE
Weaknesses (CWE)
-
Hidden Functionality
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
14:08 UTC about 1 month ago14:08 UTC · about 1 month ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
10:37 UTC about 2 months ago10:37 UTC · about 2 months ago
Added to KEVIntel KEV Feed
High-confidence, third-party attested exploitation
-
00:00 UTC about 1 year ago00:00 UTC · about 1 year ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC about 1 year ago00:00 UTC · about 1 year ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2025-47729
{
"cve_id": "CVE-2025-47729",
"title": "The TeleMessage archiving backend through 2025-05-05 holds cleartext copies o...",
"affected_vendor": "TeleMessage",
"affected_product": "archiving backend",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 1.9,
"epss_score": 0.00394,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}