VulnSocial

CVE-2026-13377Patch(watchguard / firebox_m270)

LOWCVSS 4.8 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch watchguard firebox_m270 systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in WatchGuard Fireware OS SIP Proxy module allows Stored XSS. This vulnerability is an additional unmitigated attack path for CVE-2025-6947.

watchguard CVEsBack to dashboard
1.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-79

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • firebox_m270
  • firebox_m290
  • firebox_m295
  • firebox_m370

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
watchguard
Products
firebox_m270firebox_m290firebox_m295firebox_m370firebox_m390firebox_m395firebox_m440firebox_m4600firebox_m470firebox_m4800

1 version affected across 39 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-07-06: 1Patch / Workaround · 2026-07-06: 107-06
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • drak3hft7@drak3hft7
    Patch

    Over the past months, six additional vulnerabilities I reported on @Hacker0x01 have been assigned CVE identifiers, bringing my personal total to 19 CVEs. New CVEs: CVE-2026-4260 CVE-2026-13374 CVE-2026-13375 CVE-2026-13376 CVE-2026-13377 CVE-2026-13378 These issues have been addressed by @watchguard and are covered in the following security advisories: https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00019 #bugbounty #cybersecurity #securityresearch #cve

    Post summary

    The author reports six new CVEs that have been patched by WatchGuard, with the security advisory link indicating availability of fixes.

    1513141.9K
    3.6K followersView on X
CPE platform detail39 entries

39 of 39 entries

PartVendorProductVersionTarget SWTarget HW
HWwatchguardfirebox_m270---
HWwatchguardfirebox_m290---
HWwatchguardfirebox_m295---
HWwatchguardfirebox_m370---
HWwatchguardfirebox_m390---
HWwatchguardfirebox_m395---
HWwatchguardfirebox_m440---
HWwatchguardfirebox_m4600---
HWwatchguardfirebox_m470---
HWwatchguardfirebox_m4800---
HWwatchguardfirebox_m495---
HWwatchguardfirebox_m5600---
HWwatchguardfirebox_m570---
HWwatchguardfirebox_m5800---
HWwatchguardfirebox_m590---
HWwatchguardfirebox_m595---
HWwatchguardfirebox_m670---
HWwatchguardfirebox_m690---
HWwatchguardfirebox_m695---
HWwatchguardfirebox_nv5---
HWwatchguardfirebox_t115-w---
HWwatchguardfirebox_t125---
HWwatchguardfirebox_t125-w---
HWwatchguardfirebox_t145---
HWwatchguardfirebox_t145-w---
HWwatchguardfirebox_t15---
HWwatchguardfirebox_t185---
HWwatchguardfirebox_t20---
HWwatchguardfirebox_t25---
HWwatchguardfirebox_t35---
HWwatchguardfirebox_t40---
HWwatchguardfirebox_t45---
HWwatchguardfirebox_t55---
HWwatchguardfirebox_t70---
HWwatchguardfirebox_t80---
HWwatchguardfirebox_t85---
HWwatchguardfireboxcloud---
HWwatchguardfireboxv---
OSwatchguardfireware---

Explore more

Back to dashboardwatchguard CVEsfirebox_m270 vulnerabilities