ThreatsDay: Adobe RCE, DNS Wallet Theft, NVIDIA Container Escape, Self-Healing Backdoor + 23 More · 2h Silent Lynx Exploitat WinRAR Vitium ad Instruendum Reverse Shell in Attacis Regni CIS · 5h NGINX Corrigit 5 Vitia, Inclusa Possibili RCE et Bug TLS Qui Potest Saltare Client-Cert Checks · 8h Next.js Emittit Emendationem Extra Ordinem pro Duobus Criticis RCE Defectibus in Caching et SVG Processu · 8h Drupal Patches Criticum Core RCE Vitium Sine Login Via Contributis Modulis · 9h Vulnerabilitas in software Sparx Systems Enterprise Architect · 9h Curl verhelpt 'high' RCE-kwetsbaarheid gevonden door Anthropic · 9h Vulnerabilitates in Slican telephonis · 10h Palo Alto Networks monet ad abusum vulnerabilitatis in ignibus securitatis · 13h Cisco nuntiat activum abusus criticae vulnerabilitatis in Secure Email Gateway · 14h ThreatsDay: Adobe RCE, DNS Wallet Theft, NVIDIA Container Escape, Self-Healing Backdoor + 23 More · 2h Silent Lynx Exploitat WinRAR Vitium ad Instruendum Reverse Shell in Attacis Regni CIS · 5h NGINX Corrigit 5 Vitia, Inclusa Possibili RCE et Bug TLS Qui Potest Saltare Client-Cert Checks · 8h Next.js Emittit Emendationem Extra Ordinem pro Duobus Criticis RCE Defectibus in Caching et SVG Processu · 8h Drupal Patches Criticum Core RCE Vitium Sine Login Via Contributis Modulis · 9h Vulnerabilitas in software Sparx Systems Enterprise Architect · 9h Curl verhelpt 'high' RCE-kwetsbaarheid gevonden door Anthropic · 9h Vulnerabilitates in Slican telephonis · 10h Palo Alto Networks monet ad abusum vulnerabilitatis in ignibus securitatis · 13h Cisco nuntiat activum abusus criticae vulnerabilitatis in Secure Email Gateway · 14h
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Critica Defectus Atlassian Permittit Inauthenticatos Impugnatores Legere Notos Fines Per 8 Producta

Critica defectus in 8 productis Atlassian Data Center, quae clientes ipsi hospitant, permittit impugnatori sine accessu ad login legere specificos fines in directory radicis applicationis interretialis cuiusque producti.

Impugnator iam debet scire nomen exactum et viam finis et non potest enumerare quid directory contineat. Atlassian defectum, CVE-2026-21589, die 5 Octobris patefecit, eum 9.3 ex 10 aestimavit, et versionem fixam pro unoquoque producto enumeravit.

Directory radicis applicationis interretialis est folder in servo qui ipsam applicationem interretialem continet. In quibusdam configurationibus, potest continere fines sensibiles, quod secundum Atlassian periculum auget.

Producta nubis Atlassian quae defectum patiuntur iam sunt reparata, et clientes nubis nullam actionem capere debent.

Atlassian suadet clientibus qui non possunt simul omnia renovare ut si fieri potest, instans offline faciant. Quaelibet instans a publico interreti accessibilis, incluso illa quae login requirit, debet a accessu retis externi restringi donec renovetur vel regula temporalis obstructio in loco sit.

Producta Affecta et Versiones Fixae

Defectus omnes versiones 8 productorum ante versiones fixas infra enumeratas afficit. Id potest includere versiones quae finem vitae attigerunt, secundum Atlassian, quae suadet ad versionem fixam longi temporis subsidii (LTS) aut posteriorem renovare.

Atlassian has listed these fixed versions as of October 6:

Productum

Versiones Fixae

Bitbucket Data Center

9.4.26, 10.2.8, 10.5.1

Confluence Data Center

9.2.26, 10.2.19

Jira Software Data Center

9.12.40, 10.3.26, 11.3.12

Jira Service Management Data Center

5.12.40, 10.3.26, 11.3.12

Bamboo Data Center

10.2.24, 12.1.12

Crowd Data Center

6.3.7, 7.0.3, 7.1.7, 7.2.4

Crucible

4.9.15

Fisheye

4.9.15

Pro ramo 7.1 Crowd, campus versionis fixae ticket dixit 7.1.7. Tabula in eodem ticket ostendit 7.1.6, quod etiam ut versio affecta enumeratum est.

CVE recordum quod Atlassian submisit diversas numeros pro 2 productis dedit. Pro Crowd, 7.1.1 enumeravit, quod notas emissionis Crowd 7.1 ad diem 27 Novembris 2025 dat, plus quam 10 menses ante defectum patefactum. Pro Bamboo, unum campus dixit 10.2.4, dum descriptio ipsius recordi dixit 10.2.24.

CVE recordum etiam editiones Server horum productorum enumeravit, antiquum lineam ipsam hospitantem Atlassian, quam consilium non mentionavit. Omnes versiones Bamboo Server, Bitbucket Server, Confluence Server, et Crowd Server ut affectas notavit et nullas versiones fixas pro eis enumeravit.

Pro Jira Software Server, recordum versiones a 9.12.40 ut non affectas, pro Jira Service Management Server a 5.12.40, et pro Crucible Server et Fisheye Server a 4.9.15 enumeravit. Non dixit an licentiae Server illae versiones currere possint.

Crowd nullam emissionem Server habuit a versione 5.2 in Septembri 2023, secundum notas emissionis Crowd Atlassian, ita nullae versiones fixae Crowd emissiones Server sunt.

Si Non Potes Nunc Renovare

Atlassian defectum in recordo CVE ut transitus viae notat. In transitu viae, petitio usum specialiter constructum finem ad fines attingendos, quos non debet.

Atlassian 3 regulas temporarias obstructivas describit, quas mitigationes vocat. Omnes 3 petitiones quarum URL continet .. directe iuxta /, \ vel ::, incluso formis URL-encoded, obstruunt.

Quae applicentur pendet ex producto:

Omnia 8 producta: regula in firewall applicationis interretialis (WAF) vel proxy inverso quae URLs congruentes obstruunt.

Confluence, Jira Software, Jira Service Management, Bamboo et Crowd: regula Tomcat RewriteValve, in unoquoque nodo installata, quae claudenda et restituenda est.

Bitbucket: regula in urlrewrite.xml, ad omnem nodum, speculum et nodum speculi applicata, sequitur restart.

Crucible et Fisheye tantum primam optionem habent. Consilium dat regulam et mutationes file pro unoquoque.

Mitigationes "sunt limitatae et non substitutio pro patching tuae instanti," in suis ticketibus productorum dicit Atlassian.

Revisio Accessus Praeteriti

Atlassian dixit sua producta nubis affecta esse reparata et investigationem suam non invenisse indicia exploitationis. Bitbucket Cloud non afficitur.

Consilium non dicit an impugnationes in instanti ipsi hospitante visa sint. "Atlassian confirmare non potest si tuae instanti hac vulnerabilitate affectae sint," dicit.

Suadet clientibus ut turmas securitatis suas log accessus quaerant. Una methodus est URL-decodere singulas lineas petitionis, usque ad 2 tempora, et quaerere .. directe iuxta /, \ vel ::. Altera est currere pattern obstructivum Atlassian super lineas log rudium.

Consilium non explicat quomodo distinguere conatum defectum ab petitione quae finem reddidit, aut quid aliud client qui tales petitiones occurrit facere debet post renovationem.

Impugnatores hanc generis defectum in producto Atlassian antea exploitarunt. CVE-2021-26086 est vulnerabilitas transitus viae in Jira Server et Data Center quae permittit impugnatores remotos legere specificos fines. Agency Cybersecurity et Infrastructure Security (CISA) Civitatum Foederatarum eam ad catalogum vulnerabilitatum notorum exploitarum die 12 Novembris 2024 addidit.

Quomodo Atlassian Defectum Aestimavit

Aestimatio 9.3 versionem 4.0 Systematis Aestimandi Vulnerabilitatis Communis (CVSS) utitur et est propria Atlassian. Societas clientibus dicit ut iudicent quomodo id ad eorum ambitum applicet.

Punctum defectum ut accessibile per reticulum sine privilegiis vel actione usoris aestimat. Effectum in confidentialitate systematis vulnerabilis ut altum, integritatem et disponibilitatem ut nullum, et in aliis systematibus ut altum aestimat.

Consilium non identificat fines sensibiles aut configurationes quae ea continent, nec explicat altam aestimationem pro aliis systematibus.

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Vulnerabilitates Relatae

CVE-2026-21589 CVSS 9.3 CRITICAL Awaiting Analysis
CVE-2026-21589 - Atlassian Data Center and Server Arbitrary File Access Vulnerability
This is a vulnerability in Bitbucket Data Center, Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center. Crowd Data Center, Crucible and Fisheye. This Arbitrary File Access vulnerability allows an unauthenticated attacker to access specific files within the web application root directory in affected versions. Exploitation requires prior knowledge of the target file's exact name and path; this vulnerability does not allow attackers to enumerate or list directory contents. In some configurations, there may be some sensitive files that make this highly severe. This vulnerability allows an unauthenticated remote attacker to access specific files within the web application root directory in affected versions. The vulnerability must be addressed for affected versions of: -- Bitbucket Data Center, introduced in version >= 4.6.0, fix versions: 9.4.26, 10.2.8, 10.5.1 -- Confluence Data Center, introduced in version >= 5.10.0, fix versions 9.2.26, 10.2.19 -- Crowd Data Center, introduced in version >= 2.11.0, fix versions 6.3.7, 7.0.3, 7.1.7, 7.2.4 -- Jira Software Data Center, introduced in version >= 7.1.0, fix versions 9.12.40, 10.3.26, 11.3.12 -- Jira Service Management Data Center, introduced in version >= 3.1.0, fix versions 5.12.40, 10.3.26, 11.3.12 -- Bamboo Data Center >= 7.0.1, fix versions 10.2.24, 12.1.12 -- Crucible, fix versions 4.9.15 -- Fisheye, fix version 4.9.15 -- Exploitation requires prior knowledge of the target file's exact name and path. The vulnerability does not include the capability to enumerate or list directory contents.
CVE-2026-88772 CVSS 9.5 CRITICAL Analyzed
CVE-2026-88772 - Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability - [Actively Exploited]
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to Remote Code Execution or Denial of Service
CVE-2021-26086 CVSS 5.3 MEDIUM Analyzed
CVE-2021-26086 - Atlassian Jira Server and Data Center Path Traversal Vulnerability - [Actively Exploited]
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path traversal vulnerability in the /WEB-INF/web.xml endpoint. The affected versions are before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1.