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INCIDENT 684Exploited vulnerabilityHIGH CONFIDENCESourced
CVE-2026-88772 added to CISA KEV: Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
<p>CISA is amplifying Citrix’s disclosure of eight new vulnerabilities affecting Citrix NetScaler ADC and Citrix NetScaler Gateway products: <a href="https://www.cve.org/CVERecord?id=CVE-2026-88771">CVE-2026-88771</a>, <a href="https://www.cve.org/CVERecord?id=CVE-2026-88772">CVE-2026-88772</a>, <a href="https://www.cve.org/CVERecord?id=CVE-2026-88773">CVE-2026-88773</a>, <a href="https://www.cve.org/CVERecord?id=CVE-2026-88774">CVE-2026-88774</a>, <a href="https://www.cve.org/CVERecord?id=CVE-2026-88775">CVE-2026-88775</a>, <a href="https://www.cve.org/CVERecord?id=CVE-2026-88776">CVE-2026-8…
Last evidence update
16 OCT 2026 · 05:00 UTC
Source count
20
Status
high confidence
ManufacturingGovernmentCVE-2026-88772CVE-2026-88771CVE-2026-88778CVE-2026-88773CVE-2026-88774CVE-2026-88775CVE-2026-88776CVE-2026-88777CVE-2026-88779
Observation history
How this record has evolved as evidence accumulated.
28 SEP · 05:22 UTC
Related CVE identified (CVE-2026-88777)
28 SEP · 05:22 UTC
Second independent source
28 SEP · 05:22 UTC
Second independent source
28 SEP · 05:22 UTC
Summary updated from new evidence
28 SEP · 05:22 UTC
Initial report
28 SEP · 05:22 UTC
Second independent source
29 SEP · 05:22 UTC
Second independent source
30 SEP · 05:22 UTC
Second independent source
01 OCT · 05:22 UTC
Second independent source
02 OCT · 05:22 UTC
Second independent source
03 OCT · 05:22 UTC
Second independent source
05 OCT · 05:22 UTC
Second independent source
05 OCT · 05:22 UTC
Related CVE identified (CVE-2026-88779)
05 OCT · 05:22 UTC
Second independent source
05 OCT · 05:22 UTC
Confidence upgraded
05 OCT · 05:22 UTC
Status changed
05 OCT · 05:22 UTC
Second independent source
06 OCT · 05:22 UTC
Second independent source
07 OCT · 05:00 UTC
Second independent source
08 OCT · 05:00 UTC
Second independent source
09 OCT · 05:00 UTC
Second independent source
13 OCT · 05:00 UTC
Second independent source
14 OCT · 05:00 UTC
Second independent source
15 OCT · 05:00 UTC
Second independent source
16 OCT · 05:00 UTC
Second independent source
Evidence
CISA KEV · high
CVE-2026-88772 added to CISA KEV: Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
CISA KEV · high
CVE-2026-88771 added to CISA KEV: Citrix NetScaler Improper Input Validation Vulnerability
CISA · high
Critical Zero-Day Vulnerabilities Exploited in Citrix NetScaler ADC, Gateway
CISA · high
CISA Adds Two Known Exploited Vulnerabilities to Catalog
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (公開)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (公開)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (公開)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (公開)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
CISA KEV · high
CVE-2026-88779 added to CISA KEV: Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
NVD · primary
CVE-2026-88779 (HIGH)
CISA · high
CISA Adds One Known Exploited Vulnerability to Catalog
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)
JPCERT/CC · high
注意喚起: NetScaler ADCおよびNetScaler Gatewayにおける複数の脆弱性（CVE-2026-88771、CVE-2026-88772等）に関する注意喚起 (更新)