CVE-2026-77646Disclosure

LOWCVSS 7.7 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of untrusted data.

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0.0/ 10 priority

Sources & remediation

Other references

https://www.ptc.com/en/support/article/CS474826

Weakness type (CWE)

CWE-502CWE-918

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

3 mentions across 2 observed days
Momentum state: stable

What's happening

Technical details provided in 3 signals
Disclosure: 3 classified signals
Peaked 1d ago at 2 mentions (2026-08-20); latest day: 1
3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d

Signal classification1 categories

Disclosure

3100.0%

Referenced assets4 URLs

By indicator

Classification over time

Date	Total	Labels

2026-08-20	2	Disclosure2
2026-08-21	1	Disclosure1

Full discourse3 posts

CVE@CVEnew47d
Disclosure
CVE-2026-77646 A Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserial… https://www.cve.org/CVERecord?id=CVE-2026-77646
Post summary
A new SSRF vulnerability (CVE-2026-77646) has been reported in PTC Windchill PDMLink and PTC FlexPLM, involving deserialization, but no PoC, exploit code, or active exploitation details are provided.
000101.2K
58.0K followersView on X
Vulmon Vulnerability Feed@VulmonFeeds46d
Disclosure
CVE-2026-77646 Server-Side Request Forgery in PTC Windchill PDMLink and FlexPLM ... https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-77646 Customizable Vulnerability Alerts: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=4
Post summary
The text announces a new SSRF vulnerability (CVE‑2026‑77646) affecting PTC Windchill PDMLink and FlexPLM, linking to a vulnerability detail page, but provides no details on exploitation, patches, or PoCs.
00000103
4.1K followersView on X
Infoflowcloud@infoflowcloud47d
Disclosure
🚨*CVE* CVE-2026-77646 A Server-Side Request Forgery (SSRF) vulnerability has been reported in PTC Windchill PDMLink and PTC FlexPLM. The vulnerability may be exploited through the deserial… https://www.cve.org/CVERecord?id=CVE-2026-77646 ----- Traducción: CVE-2026-77646 Se … https://infoflow.cloud`
Post summary
A Server‑Side Request Forgery vulnerability (CVE‑2026‑77646) has been reported in PTC Windchill PDMLink and PTC FlexPLM; the note warns of the issue but provides no PoC, patch, or exploitation details.
0000083
102 followersView on X

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