CVE-2026-42996Disclosure

LOWCVSS 10.0 · CRITICAL

Signal is active with 2 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

JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of @APRSIS GRID followed by a long Maidenhead locator. This occurs in grid2deg in APRSISClient.cpp.

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0.0/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-121

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

2 mentions across 1 observed day

What's happening

Technical details provided in 2 signals
Disclosure: 2 classified signals
2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

Disclosure

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

CVE@CVEnew160d
Disclosure
CVE-2026-42996 JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of @APRSIS GRID followed by a long Maidenhead locato… https://www.cve.org/CVERecord?id=CVE-2026-42996
Post summary
The post announces a stack-based buffer overflow in JS8Call versions before 3.0, triggered by a particular APRSIS grid radio transmission, with no evidence of exploit code, active attacks, or available mitigations.
00010131
57.4K followersView on X
Vulmon Vulnerability Feed@VulmonFeeds160d
Disclosure
CVE-2026-42996 Stack-Based Buffer Overflow in JS8Call via APRSIS GRID Maidenhead Locator https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-42996
Post summary
The text announces CVE‑2026‑42996 as a stack‑based buffer overflow in JS8Call via APRSIS GRID Maidenhead Locator, providing only the vulnerability type and no exploit or mitigation details.
0000053
4.0K followersView on X

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