The Central Board of Secondary Education’s (CBSE) opened its re-evaluation portal on Tuesday, but it was targeted by a “barrage of cyberattacks”, including as many as 1.5 million hits on the portal within 2 minutes in an attempt to disrupt services and deny students access to the platform. Besides, more than 1 lakh attempts were made for unauthorised file access. The CBSE opened the Verification of Marks and Re-evaluation Portal on Tuesday, allowing students who received scanned copies of their answer sheets to apply online for verification and re-evaluation of their marks.&nbsp;&nbsp;Thousands of students submitted their applications amid the controversy over the On-Screen Marking (OSM) process used to evaluate Class 12 students.&nbsp;In a post on X, the CBSE said that the re-evaluation portal is currently supporting over 8,000 concurrent users and that more than 16,000 students had completed their submissions for re-evaluation as of 3 pm.“While thousands of students accessed the CBSE re-evaluation portal today, malicious actors attempted to disrupt services through a barrage of cyberattacks. Most recent being a denial of service attack attempt causing 1.5 million hits on the portal within a matter of 2 minutes and more than 1 lakh attempts of unauthorised file access,” it said.&nbsp;&nbsp;

<blockquote class="twitter-tweet">Update from our Cybersecurity Teams: The CBSE revaluation portal is currently supporting over 8,000 concurrent users. As of 3:00 PM today, more than 16,000 students have successfully completed their submissions. While thousands of students accessed the CBSE re-evaluation portal…&mdash; CBSE HQ (@cbseindia29) <a href="https://x.com/cbseindia29/status/2061756348325577125?ref_src=twsrc%5Etfw">June 2, 2026</a></blockquote> <script async src="https://platform.x.com/widgets.js" charset="utf-8"></script>

&nbsp;&nbsp;<h2>‘Teams vigilant and responsive to ensure services’</h2>&nbsp;&nbsp;Board officials said technical teams are monitoring the portal round-the-clock and responding to any issues as they arise.“Our teams remain vigilant and responsive to ensure students are able to access services without disruption,” the board said in the post on X.&nbsp;The portal remained functional in spite of the massive cyberattacks and continued to process student applications.&nbsp;The board further assured that several changes have been introduced based on feedback from students to refine the process and make it more convenient and seamless. These include extending session time limits to make the application process smoother and reduce the risk of sessions expiring before applications are submitted.&nbsp;The board’s re-evaluation application process will remain open until June 6, 2026.&nbsp;The development comes amid continuing scrutiny of CBSE’s On-Screen Marking (OSM) system after students and evaluators reported technical glitches and delays in post-result services, including the re-evaluation process.&nbsp;CBSE had previously maintained that the portal would be launched to ensure a transparent and seamless mechanism for students seeking verification of marks and re-evaluation.

The portal remained functional in spite of the massive cyberattacks and continued to process student applications. The board also said that several changes have been introduced based on feedback from students to refine the process and make it more convenient and seamless.

The Central Board of Secondary Education’s (CBSE) opened its re-evaluation portal on Tuesday, but it was targeted by a “barrage of cyberattacks”, including as many as 1.5 million hits on the portal within 2 minutes in an attempt to disrupt services and deny students access to the platform. Besides, more than 1 lakh attempts were made for unauthorised file access. The CBSE opened the Verification of Marks and Re-evaluation Portal on Tuesday, allowing students who received scanned copies of their answer sheets to apply online for verification and re-evaluation of their marks. Thousands of students submitted their applications amid the controversy over the On-Screen Marking (OSM) process used to evaluate Class 12 students. In a post on X, the CBSE said that the re-evaluation portal is currently supporting over 8,000 concurrent users and that more than 16,000 students had completed their submissions for re-evaluation as of 3 pm. “While thousands of students accessed the CBSE re-evaluation portal today, malicious actors attempted to disrupt services through a barrage of cyberattacks. Most recent being a denial of service attack attempt causing 1.5 million hits on the portal within a matter of 2 minutes and more than 1 lakh attempts of unauthorised file access,” it said.

The portal remained functional in spite of the massive cyberattacks and continued to process student applications. The board also said that several changes have been introduced based on feedback from students to refine the process and make it more convenient and seamless.

‘1.5mn hits in 2 minutes, 1 lakh file access attempts’: CBSE re-evaluation portal faces massive cyberattack

Indian Education Minister Dharmendra Pradhan on Thursday (May 28) took full responsibility for the discrepancies related to CBSE marking issues and the On-Screen Marking (OSM) evaluation process. Talking to the press, he assured that strict action will be taken against anyone found intentionally causing irregularities that are affecting students. Amid uproar from students and opposition, the Union Education Minister also slammed Rahul Gandhi for alleging "massive tampering" in CBSE class 12th results and questioned the Leader of Opposition's "mental state".<h2>Edu Minister Dharmendra Pradhan takes responsibility for CBSE marking errors</h2>Pradhan chaired a meeting with CBSE officials at the CBSE headquarters to address technical and payment-related issues faced by students during the re-evaluation and verification processes. Talking to the press afterwards, he said that the board was working to address all concerns raised by the students regarding the evaluation and re-evaluation of class 12 examinations.Also read | <a href="https://www.wionews.com/india-news/all-my-mcqs-are-correct-cbse-student-s-viral-video-adds-fuel-to-12th-class-answer-sheet-controversy-1779877775002">‘All my MCQs are correct’: CBSE student’s viral video adds fuel to 12th class answer sheet controversy</a>He noted that this was the first time the OSM evaluation was used. Describing it as a "student-centric" process, and a globally accepted system aimed at transparency. "This was the first time CBSE used it, and some discrepancies have come to light. I take responsibility for this and assure you that a solution will be found. We are working on it. We will not leave any student's query unaddressed," he said.The Education Minister also revealed that tech experts from IIT Kanpur and IIT Madras had been roped in to assist the CBSE's technical team in reviewing the software and resolving issues."We take responsibility for any issues students face and apologise for them. I assure you that anyone found intentionally responsible for these discrepancies, regardless of their position within or outside CBSE, will not be spared," Pradhan said.Also read | <a href="https://www.wionews.com/india-news/neet-ug-2026-paper-controversy-cbi-identifies-actual-source-of-chemistry-biology-and-physics-questions-leak-2-more-arrested-1779864263841">NEET-UG 2026 paper controversy: CBI identifies 'actual source' of questions leak</a><h2>On Rahul Gandhi</h2>Urging the political parties to avoid politicising the issue, Pradhan took special note of LOP Rahul Gandhi's allegations of "massive tampering". He insisted that the CBSE has already responded and that the procurement was done in line with GOI's policies. "I repeat, if any irregularities are found, no one will be spared."Slamming RaGa, Pradhan said, "he seems to be in a different mental state due to repeated election losses." The BJP minister noted that Gandhi has "opposed Rafale, EVMs, and Digital India," and alleged, “He seems to be against India's scientific progress.”

Education Minister Dharmendra Pradhan has publicly taken responsibility for the CBSE marking controversy after viral student videos and complaints triggered nationwide outrage over Class 12 evaluation errors. 

But how did Rahul Gandhi get dragged into the row? Scroll down to read.

Indian Education Minister Dharmendra Pradhan on Thursday (May 28) took full responsibility for the discrepancies related to CBSE marking issues and the On-Screen Marking (OSM) evaluation process. Talking to the press, he assured that strict action will be taken against anyone found intentionally causing irregularities that are affecting students. Amid uproar from students and opposition, the Union Education Minister also slammed Rahul Gandhi for alleging "massive tampering" in CBSE class 12th results and questioned the Leader of Opposition's "mental state". Edu Minister Dharmendra Pradhan takes responsibility for CBSE marking errors Pradhan chaired a meeting with CBSE officials at the CBSE headquarters to address technical and payment-related issues faced by students during the re-evaluation and verification processes. Talking to the press afterwards, he said that the board was working to address all concerns raised by the students regarding the evaluation and re-evaluation of class 12 examinations. Also read | ‘All my MCQs are correct’: CBSE student’s viral video adds fuel to 12th class answer sheet controversy He noted that this was the first time the OSM evaluation was used. Describing it as a "student-centric" process, and a globally accepted system aimed at transparency. "This was the first time CBSE used it, and some discrepancies have come to light. I take responsibility for this and assure you that a solution will be found. We are working on it. We will not leave any student's query unaddressed," he said. The Education Minister also revealed that tech experts from IIT Kanpur and IIT Madras had been roped in to assist the CBSE's technical team in reviewing the software and resolving issues. "We take responsibility for any issues students face and apologise for them. I assure you that anyone found intentionally responsible for these discrepancies, regardless of their position within or outside CBSE, will not be spared," Pradhan said. Also read | NEET-UG 2026 paper controversy: CBI identifies 'actual source' of questions leak On Rahul Gandhi Urging the political parties to avoid politicising the issue, Pradhan took special note of LOP Rahul Gandhi's allegations of "massive tampering". He insisted that the CBSE has already responded and that the procurement was done in line with GOI's policies. "I repeat, if any irregularities are found, no one will be spared." Slamming RaGa, Pradhan said, "he seems to be in a different mental state due to repeated election losses." The BJP minister noted that Gandhi has "opposed Rafale, EVMs, and Digital India," and alleged, “He seems to be against India's scientific progress.”

Education Minister Dharmendra Pradhan has publicly taken responsibility for the CBSE marking controversy after viral student videos and complaints triggered nationwide outrage over Class 12 evaluation errors.&nbsp;But how did Rahul Gandhi get dragged into the row? Scroll down to read.

'Repeated election losses...': Dharmendra Pradhan slams RaGa for 'massive tampering' allegations; takes responsibility for CBSE OSM discrepancies

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‘1.5mn hits in 2 minutes, 1 lakh file access attempts’: CBSE re-evaluation portal faces massive cyberattack

Dharmendra Pradhan takes responsibility for CBSE OSM discrepancies; slams RaGa